Use this presentation to help you complete your Power Notes on the Classifications of Matter. This presentation also has the specific directions for Binder Check #1 and how to complete your 1/2 page of notes for Test #1.
This document provides an overview of an upcoming science unit on the classification of matter. It includes an assignment schedule, topics to be covered such as the main categories of matter (elements, compounds, homogeneous and heterogeneous mixtures), examples of each category, and how subscripts are used to indicate physical state and molecular composition. It also lists homework review questions and notes that binders and a half page of notes are due for an upcoming test.
Chemical equations show:
1. The reactants and products of a chemical reaction.
2. The physical states of reactants and products using standard abbreviations like (s) for solid and (g) for gas.
3. Additional information like the progress of the reaction using arrows, the presence of a catalyst, or added heat.
The document discusses chemical reactions and how to write chemical equations. It explains that chemical reactions involve rearranging bonds and atoms to form new compounds that are different than the starting materials. It provides examples of word and formula equations and shows the parts of a chemical equation including reactants, products, and physical states. It also instructs how to write chemical equations by converting word equations to symbolic equations using chemical formulas and reaction arrows.
The document discusses four types of chemical reactions: synthesis, decomposition, single replacement, and double replacement. It provides examples of each type of reaction and describes how to balance chemical equations by ensuring the same number and type of atoms are on both sides of the equation. The key is only changing the coefficients in front of the formulas and not the subscripts inside the formulas.
The document provides step-by-step instructions for balancing a chemical equation. It begins with the unbalanced equation NaOH + H2S -> Na2S + H2O. It explains that coefficients need to be added to ensure the same number of each type of atom is on both sides of the equation. It demonstrates marking atoms of the same type with the same color and connecting their coefficients. The final balanced equation is shown as NaOH + 2H2S -> Na2S + 2H2O.
The document provides step-by-step instructions for balancing a chemical equation. It begins with the unbalanced equation NaOH + H2S -> Na2S + H2O. It explains that coefficients need to be added to ensure the same number of each type of atom is on both sides of the equation. It demonstrates marking atoms of the same type with the same color and connecting their coefficients. The final balanced equation is shown as NaOH + 2H2S -> Na2S + 2H2O.
This document discusses writing and balancing chemical reactions. It explains that a chemical equation illustrates the formulas and quantities of reactants and products in a chemical reaction. Guidelines are provided for writing chemical equations, such as writing elements that exist as diatomic molecules and indicating physical states. The document also covers balancing chemical equations using inspection and adjusting coefficients to satisfy the law of conservation of mass. Sample problems demonstrate balancing equations for specific chemical reactions.
The document discusses balancing chemical equations according to the law of conservation of matter. It states that chemical equations must have the same number and type of atoms on both sides. It provides examples of balancing sample equations by adding coefficients to the reactants and products so the number of each atom is equal. Diatomic elements like hydrogen, oxygen, nitrogen, chlorine are always written with a subscript of 2 when alone. The document demonstrates how to balance several example chemical equations.
This document provides an overview of an upcoming science unit on the classification of matter. It includes an assignment schedule, topics to be covered such as the main categories of matter (elements, compounds, homogeneous and heterogeneous mixtures), examples of each category, and how subscripts are used to indicate physical state and molecular composition. It also lists homework review questions and notes that binders and a half page of notes are due for an upcoming test.
Chemical equations show:
1. The reactants and products of a chemical reaction.
2. The physical states of reactants and products using standard abbreviations like (s) for solid and (g) for gas.
3. Additional information like the progress of the reaction using arrows, the presence of a catalyst, or added heat.
The document discusses chemical reactions and how to write chemical equations. It explains that chemical reactions involve rearranging bonds and atoms to form new compounds that are different than the starting materials. It provides examples of word and formula equations and shows the parts of a chemical equation including reactants, products, and physical states. It also instructs how to write chemical equations by converting word equations to symbolic equations using chemical formulas and reaction arrows.
The document discusses four types of chemical reactions: synthesis, decomposition, single replacement, and double replacement. It provides examples of each type of reaction and describes how to balance chemical equations by ensuring the same number and type of atoms are on both sides of the equation. The key is only changing the coefficients in front of the formulas and not the subscripts inside the formulas.
The document provides step-by-step instructions for balancing a chemical equation. It begins with the unbalanced equation NaOH + H2S -> Na2S + H2O. It explains that coefficients need to be added to ensure the same number of each type of atom is on both sides of the equation. It demonstrates marking atoms of the same type with the same color and connecting their coefficients. The final balanced equation is shown as NaOH + 2H2S -> Na2S + 2H2O.
The document provides step-by-step instructions for balancing a chemical equation. It begins with the unbalanced equation NaOH + H2S -> Na2S + H2O. It explains that coefficients need to be added to ensure the same number of each type of atom is on both sides of the equation. It demonstrates marking atoms of the same type with the same color and connecting their coefficients. The final balanced equation is shown as NaOH + 2H2S -> Na2S + 2H2O.
This document discusses writing and balancing chemical reactions. It explains that a chemical equation illustrates the formulas and quantities of reactants and products in a chemical reaction. Guidelines are provided for writing chemical equations, such as writing elements that exist as diatomic molecules and indicating physical states. The document also covers balancing chemical equations using inspection and adjusting coefficients to satisfy the law of conservation of mass. Sample problems demonstrate balancing equations for specific chemical reactions.
The document discusses balancing chemical equations according to the law of conservation of matter. It states that chemical equations must have the same number and type of atoms on both sides. It provides examples of balancing sample equations by adding coefficients to the reactants and products so the number of each atom is equal. Diatomic elements like hydrogen, oxygen, nitrogen, chlorine are always written with a subscript of 2 when alone. The document demonstrates how to balance several example chemical equations.
The document discusses the law of conservation of mass and balancing chemical equations. It explains that in a chemical reaction, while the types of atoms may change, the total mass remains the same. It then provides examples of balancing different chemical equations by making the numbers of atoms equal on both sides of the reaction arrow. Methods for balancing include multiplying coefficients and accounting for polyatomic ions.
The document discusses the significance of an activity series, which lists elements in order of their tendency to undergo chemical reactions like single displacement. It can be used to predict whether reactions will occur and what the products will be. Examples are given to illustrate using an activity series to predict reactions and write balanced equations for those that occur.
The document provides instructions on stoichiometry calculations using the decomposition of hydrogen peroxide as an example. It explains how to write and balance chemical equations, determine the mole ratios from coefficients, and use mole ratios to convert between amounts of reactants and products in moles, grams, and liters. Sample calculations are shown for determining moles, liters, and grams of reactants or products given amounts of other substances.
This document provides an overview of today's science class which includes:
1) Materials needed like pencils, log books, and textbooks.
2) Reminders about test corrections, power notes, and retakes.
3) A series of review questions about the key characteristics and changes between the different states of matter.
4) An activity where students will sort matter and play a levels game to learn about physical properties.
5) An activity where students will shade their periodic table to identify liquids, gases and solids.
6) A math lesson on finding percents from fractions.
7) The homework assigned which is test corrections and scheduling retakes if needed.
This document provides instructions for balancing chemical equations. It explains that chemical equations must be balanced to show the same number of atoms of each element on both sides. The steps provided to balance an equation are to: draw boxes around formulas, make an element inventory, and add coefficients to formulas until the inventory is equal on both sides, showing the reaction is balanced. An example reaction and balancing steps are shown. Key aspects are to never change what is in the boxes, keep the inventory updated, and simplify coefficients if possible.
This document discusses balancing chemical equations by making the number of atoms equal on both sides of the equation. It explains that chemical equations depict the reactants and products of a reaction and their relative amounts. It also discusses that chemical equations must be balanced according to the law of conservation of mass, so that the same number of atoms of each element exist on both sides of the balanced equation. Coefficients are used to balance equations by adjusting the relative quantities of compounds, but subscripts cannot be changed.
The document discusses how to balance chemical equations by ensuring the total number of atoms on both sides of the equation are equal. It explains that coefficients are used to represent the number of molecules in a reaction, while subscripts indicate the number of atoms in a molecule. The steps to balance an equation are to: 1) Write the unbalanced equation, 2) Count the atoms on each side, 3) Use coefficients to make the atoms equal on both sides. Examples are provided to demonstrate balancing equations through adjusting coefficients and verifying the balanced atoms.
This document provides an overview of matter and measurement in chemistry. It defines chemistry as the study of matter and changes in matter. Matter is defined as anything that has mass and takes up space, and is composed of atoms as building blocks. Compounds are made of two or more different types of elements. The document also discusses states of matter, properties and changes in matter, units of measurement in the International System of Units (SI), and significant figures in measurements and calculations.
The document provides a 7-step process for balancing chemical equations: 1) check for diatomic molecules, 2) balance metals, 3) balance nonmetals, 4) balance oxygen, 5) balance hydrogen, 6) recount all atoms, 7) reduce coefficients to lowest whole numbers. It then lists example chemical equations to balance using the 7 steps and provides practice problems for balancing additional equations.
This document provides information on different types of chemical reactions:
1) Balancing equations must follow the law of conservation of mass and changing coefficients to balance atoms. Hydrogen and oxygen should be balanced last.
2) Synthesis reactions combine reactants to form a product. Decomposition reactions break compounds into simpler substances. Single replacement reactions involve one element replacing another in a compound.
3) Double replacement reactions involve the exchange of ions between reactants to form new ionic compounds as products. Products are determined by pairing ions that are "across" from each other.
Chemical reactions result in chemical changes where reactants change into new products. Chemical reactions can be written with word equations or symbolic equations. A balanced chemical equation shows that the number of each type of atom is the same on both sides of the reaction, ensuring the law of conservation of mass is followed. Balancing chemical equations involves determining the coefficients needed for the number of atoms to be equal on both sides.
1) A chemical equation represents a chemical reaction using formulas and symbols to show the reactants on the left and products on the right.
2) Elements and compounds in the equation must be written as formulas and the equation balanced so the same number of each type of atom is on both sides.
3) Catalysts, which speed up reactions but are not used up, are written above the yield sign in the equation.
This document provides information about physical and chemical changes in matter. It defines key terms like chemical change, physical change, chemical formula, reactants and products. A chemical change occurs when a new substance is formed through a chemical reaction, while a physical change only alters the shape, size or state of matter of the original substance. The document also notes that a chemical change will produce observable evidence like a color change, gas formation, temperature change or precipitate formation.
Lecture 12.1- Interpreting Balanced EquationsMary Beth Smith
The document discusses balancing chemical equations by adding coefficients. It provides examples of balancing equations and explains that balanced equations show that mass and atoms are conserved in chemical reactions. Stoichiometry uses mole ratios from balanced chemical equations to calculate amounts of reactants and products.
The document provides instructions on how to prove the law of conservation of mass using balanced chemical reactions. It explains that you must 1) balance the chemical equation, 2) determine the molar mass of each compound, and 3) show that the total mass of reactants equals the total mass of products. Examples of balanced reactions are provided to demonstrate this process.
The document discusses chemical reactions and how to write balanced chemical equations. It provides examples of writing word equations, chemical formulas, and using coefficients to balance equations so that the number of atoms is conserved in the reactants and products. It emphasizes that chemical equations must be balanced in order to be complete.
This document provides notes on chemical and physical changes for students. It defines key terms like chemical change, physical change, chemical formula, and chemical equation. It explains that a chemical change results in a new substance, while a physical change only alters the substance's size, shape, or phase. It also notes that for a chemical change there must be evidence like a color change, gas formation, temperature change, or precipitate formation. The goal is for students to understand the differences between chemical and physical changes and be able to investigate examples of each.
This document contains instructions and information for a chemistry class. It lists assignments that are due, including balancing equations and acids and bases work. It also provides definitions for vocabulary words and steps for balancing chemical equations. Balancing equations involves making an inventory of elements and adding coefficients to make the elements equal on both sides of the equation. The document ends by assigning homework to balance 11 equations by Monday and informs students that final exams will start on Tuesday.
This document summarizes the author's efforts to promote walking meetings. It discusses starting with walking meetings with friends which led to longer, more enjoyable conversations. The author then tried to expand this by asking others to try walking meetings which seemed to be readily accepted. To further scale the movement, the author created a Twitter account to showcase others already participating and provide research support. Within two weeks the account had 400 followers and has continued to grow the movement by collecting personal stories and engaging experts.
Rebecca Doyle is seeking part-time work while studying for a BTEC in Creative and Media Production. She has experience working as a runner for BBC, a sales assistant at Peacocks, and in processing cheques at Cooperative Financial Services. She achieved certificates for presenting alcohol awareness workshops in school and served as a peer mentor and lead mentor.
Leiderschap tonen in duurzame ontwikkeling: hoe haalbaar is het? - Jan Beyne ...Antwerp Management School
The document discusses sustainable development and the United Nations Sustainable Development Goals (SDGs). It provides an overview of the SDGs and their history, including how they evolved from the Millennium Development Goals. It also discusses how businesses can integrate sustainability through future-proof business models and social enterprises. The presentation emphasizes the importance of localizing the SDGs and engaging leaders across sectors to work towards achieving the global goals.
The document discusses the law of conservation of mass and balancing chemical equations. It explains that in a chemical reaction, while the types of atoms may change, the total mass remains the same. It then provides examples of balancing different chemical equations by making the numbers of atoms equal on both sides of the reaction arrow. Methods for balancing include multiplying coefficients and accounting for polyatomic ions.
The document discusses the significance of an activity series, which lists elements in order of their tendency to undergo chemical reactions like single displacement. It can be used to predict whether reactions will occur and what the products will be. Examples are given to illustrate using an activity series to predict reactions and write balanced equations for those that occur.
The document provides instructions on stoichiometry calculations using the decomposition of hydrogen peroxide as an example. It explains how to write and balance chemical equations, determine the mole ratios from coefficients, and use mole ratios to convert between amounts of reactants and products in moles, grams, and liters. Sample calculations are shown for determining moles, liters, and grams of reactants or products given amounts of other substances.
This document provides an overview of today's science class which includes:
1) Materials needed like pencils, log books, and textbooks.
2) Reminders about test corrections, power notes, and retakes.
3) A series of review questions about the key characteristics and changes between the different states of matter.
4) An activity where students will sort matter and play a levels game to learn about physical properties.
5) An activity where students will shade their periodic table to identify liquids, gases and solids.
6) A math lesson on finding percents from fractions.
7) The homework assigned which is test corrections and scheduling retakes if needed.
This document provides instructions for balancing chemical equations. It explains that chemical equations must be balanced to show the same number of atoms of each element on both sides. The steps provided to balance an equation are to: draw boxes around formulas, make an element inventory, and add coefficients to formulas until the inventory is equal on both sides, showing the reaction is balanced. An example reaction and balancing steps are shown. Key aspects are to never change what is in the boxes, keep the inventory updated, and simplify coefficients if possible.
This document discusses balancing chemical equations by making the number of atoms equal on both sides of the equation. It explains that chemical equations depict the reactants and products of a reaction and their relative amounts. It also discusses that chemical equations must be balanced according to the law of conservation of mass, so that the same number of atoms of each element exist on both sides of the balanced equation. Coefficients are used to balance equations by adjusting the relative quantities of compounds, but subscripts cannot be changed.
The document discusses how to balance chemical equations by ensuring the total number of atoms on both sides of the equation are equal. It explains that coefficients are used to represent the number of molecules in a reaction, while subscripts indicate the number of atoms in a molecule. The steps to balance an equation are to: 1) Write the unbalanced equation, 2) Count the atoms on each side, 3) Use coefficients to make the atoms equal on both sides. Examples are provided to demonstrate balancing equations through adjusting coefficients and verifying the balanced atoms.
This document provides an overview of matter and measurement in chemistry. It defines chemistry as the study of matter and changes in matter. Matter is defined as anything that has mass and takes up space, and is composed of atoms as building blocks. Compounds are made of two or more different types of elements. The document also discusses states of matter, properties and changes in matter, units of measurement in the International System of Units (SI), and significant figures in measurements and calculations.
The document provides a 7-step process for balancing chemical equations: 1) check for diatomic molecules, 2) balance metals, 3) balance nonmetals, 4) balance oxygen, 5) balance hydrogen, 6) recount all atoms, 7) reduce coefficients to lowest whole numbers. It then lists example chemical equations to balance using the 7 steps and provides practice problems for balancing additional equations.
This document provides information on different types of chemical reactions:
1) Balancing equations must follow the law of conservation of mass and changing coefficients to balance atoms. Hydrogen and oxygen should be balanced last.
2) Synthesis reactions combine reactants to form a product. Decomposition reactions break compounds into simpler substances. Single replacement reactions involve one element replacing another in a compound.
3) Double replacement reactions involve the exchange of ions between reactants to form new ionic compounds as products. Products are determined by pairing ions that are "across" from each other.
Chemical reactions result in chemical changes where reactants change into new products. Chemical reactions can be written with word equations or symbolic equations. A balanced chemical equation shows that the number of each type of atom is the same on both sides of the reaction, ensuring the law of conservation of mass is followed. Balancing chemical equations involves determining the coefficients needed for the number of atoms to be equal on both sides.
1) A chemical equation represents a chemical reaction using formulas and symbols to show the reactants on the left and products on the right.
2) Elements and compounds in the equation must be written as formulas and the equation balanced so the same number of each type of atom is on both sides.
3) Catalysts, which speed up reactions but are not used up, are written above the yield sign in the equation.
This document provides information about physical and chemical changes in matter. It defines key terms like chemical change, physical change, chemical formula, reactants and products. A chemical change occurs when a new substance is formed through a chemical reaction, while a physical change only alters the shape, size or state of matter of the original substance. The document also notes that a chemical change will produce observable evidence like a color change, gas formation, temperature change or precipitate formation.
Lecture 12.1- Interpreting Balanced EquationsMary Beth Smith
The document discusses balancing chemical equations by adding coefficients. It provides examples of balancing equations and explains that balanced equations show that mass and atoms are conserved in chemical reactions. Stoichiometry uses mole ratios from balanced chemical equations to calculate amounts of reactants and products.
The document provides instructions on how to prove the law of conservation of mass using balanced chemical reactions. It explains that you must 1) balance the chemical equation, 2) determine the molar mass of each compound, and 3) show that the total mass of reactants equals the total mass of products. Examples of balanced reactions are provided to demonstrate this process.
The document discusses chemical reactions and how to write balanced chemical equations. It provides examples of writing word equations, chemical formulas, and using coefficients to balance equations so that the number of atoms is conserved in the reactants and products. It emphasizes that chemical equations must be balanced in order to be complete.
This document provides notes on chemical and physical changes for students. It defines key terms like chemical change, physical change, chemical formula, and chemical equation. It explains that a chemical change results in a new substance, while a physical change only alters the substance's size, shape, or phase. It also notes that for a chemical change there must be evidence like a color change, gas formation, temperature change, or precipitate formation. The goal is for students to understand the differences between chemical and physical changes and be able to investigate examples of each.
This document contains instructions and information for a chemistry class. It lists assignments that are due, including balancing equations and acids and bases work. It also provides definitions for vocabulary words and steps for balancing chemical equations. Balancing equations involves making an inventory of elements and adding coefficients to make the elements equal on both sides of the equation. The document ends by assigning homework to balance 11 equations by Monday and informs students that final exams will start on Tuesday.
This document summarizes the author's efforts to promote walking meetings. It discusses starting with walking meetings with friends which led to longer, more enjoyable conversations. The author then tried to expand this by asking others to try walking meetings which seemed to be readily accepted. To further scale the movement, the author created a Twitter account to showcase others already participating and provide research support. Within two weeks the account had 400 followers and has continued to grow the movement by collecting personal stories and engaging experts.
Rebecca Doyle is seeking part-time work while studying for a BTEC in Creative and Media Production. She has experience working as a runner for BBC, a sales assistant at Peacocks, and in processing cheques at Cooperative Financial Services. She achieved certificates for presenting alcohol awareness workshops in school and served as a peer mentor and lead mentor.
Leiderschap tonen in duurzame ontwikkeling: hoe haalbaar is het? - Jan Beyne ...Antwerp Management School
The document discusses sustainable development and the United Nations Sustainable Development Goals (SDGs). It provides an overview of the SDGs and their history, including how they evolved from the Millennium Development Goals. It also discusses how businesses can integrate sustainability through future-proof business models and social enterprises. The presentation emphasizes the importance of localizing the SDGs and engaging leaders across sectors to work towards achieving the global goals.
Richmont Mines provides an investor presentation reviewing its Q4 and full year 2013 results. It produced 63,443 ounces of gold in 2013 and aims to produce between 70,000 to 80,000 ounces in 2014. Key assets include the Island Gold Mine in Ontario and the Beaufor Mine and Monique Mine in Quebec. Island Gold produced 35,113 ounces in 2013 and the presentation provides details on exploration and development plans to expand resources at Island Gold Deep.
Empacotamento e backport de aplicações em debianAndre Ferraz
This document discusses packaging and backporting applications in Debian. It covers topics like Debian package structure with debian-binary, control.tar.gz and data.tar.gz files. It also mentions tools like debootstrap and schroot that are used for building packages. Other packaging topics discussed include Perl, PHP, Ruby and Python packaging. Backporting is covered along with checking for dependency and conflict issues when bringing packages from unstable to stable.
Este documento contiene varios avisos (NOTAM) sobre el aeropuerto de Porto Alegre/Salgado Filho (SBPA) en Brasil. Los NOTAM incluyen información sobre obras de mantenimiento, cambios en las frecuencias de radio, nuevos equipos de navegación instalados y áreas peligrosas.
For 3C Sale, Resale & Fresh Booking in Lotus Boulevard, Lotus Panache, Lotus Zing or Lotus 300
Book your dream home 2BHK, 3BHK, 4BHK or more residential and commercial property contact us
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The document provides an analysis of magazine front covers, specifically comparing Vogue and Glamour magazines. Some key points:
1) Vogue and Glamour both use similar layouts with the masthead at the top and cover lines surrounding the main celebrity image.
2) Vogue targets a higher-end audience while Glamour aims for younger women aged 18-30 with its brighter colors and bolder fonts.
3) Both magazines use high-quality celebrity images and cover lines about fashion and lifestyles to attract readers.
This document summarizes a research study investigating factors that influence the intention to use social media within virtual project teams. The study used a modified UTAUT model to survey 84 virtual team members. Key findings include: 1) Performance expectancy was the strongest predictor of intention; 2) Social influence, effort expectancy, and team trust were also significant predictors; 3) The model explained 52.7% of the variance in intention; 4) Intention did not vary by age, experience, gender or industry. Recommendations focus on ensuring social media aids productivity and overcoming trust issues for virtual teams.
The document defines key photography terminology including shutter speed, ISO, aperture, depth of field, automatic and manual exposure, color balance, composition, the rule of thirds, complementary colors, analogous colors, and macro photography. It provides explanations of what each term is used for and examples.
The document discusses the history of how women have been portrayed in advertising from the 1920s to the 1990s. It describes how advertisements traditionally targeted housewives and promoted narrow definitions of beauty, femininity, and women's roles. Over time, as women's liberation movements gained traction, advertisements began featuring a broader range of beauty types and acknowledging women's accomplishments outside the home. However, the advertising industry has long used emotional appeals and sexualization to target women's insecurities and shape perceptions of beauty.
Vergnaud estudou a resolução de problemas de adição e subtração nos anos iniciais do ensino fundamental sob a Teoria dos Campos Conceituais. Ele definiu o Campo Conceitual das Estruturas Aditivas como um conjunto de situações envolvendo adição e subtração e os conceitos para analisá-las. Vergnaud identificou seis relações básicas nesse campo conceitual e discutiu os significados de composição, transformação, comparação e composição de transformações.
Поддерживает здоровье дыхательной системы, помогает очищать бронхи и легкие, рекомендуется при любом виде кашля (аллергическом и простудном), успокаивает боль в горле, облегчает симптомы простуды, снижает негативное воздействие курения на дыхательные пути
This document discusses the concepts of forensics for information technology. It defines forensics for IT as the process of acquiring, analyzing, and reporting digital evidence from IT devices like computers, phones, and networks. The document outlines the role of forensics for IT in supporting crime investigations involving complex information systems. It also describes the common process and steps, techniques and tools, and key issues in forensics for IT like developing laws and guidelines for new technologies and anti-forensics methods. Finally, it discusses the integration of forensics for IT with auditing to improve investigation efficiency.
El documento lista algunos de los monumentos y lugares más famosos de Estados Unidos y el mundo, incluyendo la Estatua de la Libertad, el Capitolio, el Monumento a Washington, la Casa Blanca, el Puente de Brooklyn, el Puente Golden Gate, el Cartel de Hollywood, Cristo Redentor, y las Torres Gemelas.
The document is an interactive homeownership calculator from Ginnie Mae that allows users to compare the costs of buying vs renting a home. It provides three examples of calculations with different input values. Even with less than ideal scenarios like only staying 3 years with 0% home appreciation, buying still makes financial sense compared to renting due to tax savings and equity earned over time. The calculator shows that in most housing market conditions, buying a home is likely to provide greater long term savings than continually renting a property.
This document lists pairs of words that differ by only one phoneme to demonstrate how colors are distinguished from one another. The pairs include colors like red/bed, blue/two, pink/ink, white/light, gray/play, brown/clown, and yellow/jell-o. These minimal pairs are grouped by their shared initial letter and listed in alphabetical order to show how similar-sounding colors can be differentiated.
This document provides an overview of an upcoming science unit on the classification of matter. It includes an assignment schedule, topics to be covered such as the main categories of matter (elements, compounds, homogeneous and heterogeneous mixtures), examples of each category, and how subscripts are used to indicate physical state and molecular composition. It also lists homework review questions and notes that binders and a half page of notes are due for an upcoming test.
The document provides instructions for students on their science homework and upcoming tests. It lists the roles and responsibilities for group work. It also outlines the STAR science test that 8th graders will take, noting it will cover chemistry and physics concepts from class. Students will have weekly quizzes on flashcards to review material from class in preparation for the late April test. The document schedules upcoming tests, assignments, and due dates for the students.
Classification of Matter Overview- Spring 2012jmori1
The document provides instructions for students on assignments and materials for an upcoming science class. It lists roles for group work including manager, materials manager, timer/designer, and oral presenter. It then provides a schedule of assignments and due dates including tests, power notes, and flashcards to review for a state science exam. Key topics to be covered are the classification of matter and the periodic table.
The document outlines roles and responsibilities for group work including manager, materials manager, timer/designer, and oral presenter. It also discusses assignments and quizzes on classification of matter including the periodic table. Students are expected to complete power notes and study flashcards to prepare for an upcoming science test.
The document provides an overview of classifying matter, noting that there are six main categories of matter including pure substances like elements and compounds as well as mixtures that are either homogeneous or heterogeneous. It also discusses the periodic table and how elements are organized based on their atomic structure, with the table originally ordered by atomic mass but now by atomic number. Students are assigned to complete the first two pages of the power notes on this overview of classifying matter for homework.
When calcium chloride and baking soda are mixed with water, a chemical reaction occurs forming carbon dioxide gas and calcium carbonate precipitate. When citric acid and baking soda are mixed with water, carbon dioxide gas is produced. These observations provide evidence that chemical reactions took place, changing the reactants into new products. Atoms are the basic particles that make up all matter, and molecules are formed when atoms combine together.
This document provides instructions and assignments for science class, including:
1) Stapling lab reports and assignment logs in the correct order and turning them in.
2) Updating the bookshelf definition of matter lab and completing notes on target concepts.
3) Preparing for a test on solids, liquids, and gases by completing tasks like coloring a periodic table and finding percentages.
4) Reading about the phases of matter and their characteristics online.
This document contains a science class schedule and assignments for the coming weeks, including a physical properties lab, progress notices, tests on matter and the metric system, and notes related to identifying substances and mixtures. It provides due dates for various papers, assignments, and tests and describes the roles and directions for a physical properties lab where students will observe and record details of unique items.
5 1.1 Matter Powerpoint Part A Classification Of MatterNCVPS
The document provides an overview of classifying and studying matter. It defines matter as anything having mass and volume. It discusses the basic units of matter being atoms and classifies matter as either pure substances (elements or compounds) or mixtures. Elements contain only one type of atom, while compounds are made of two or more different elements that are chemically combined. Mixtures are combinations of substances that are not chemically combined and can be separated physically. Mixtures are either homogeneous, appearing uniform throughout, or heterogeneous, visibly different throughout. Examples and diagrams are provided to illustrate these key concepts.
This document provides an introduction to chemistry concepts including the following:
- Chemical elements are pure substances that cannot be decomposed. There are over 100 elements on the periodic table.
- Chemistry branches include organic, inorganic, biochemistry, physical, analytical chemistry.
- Matter exists in solid, liquid, and gas states depending on particle motion and arrangement. Physical and chemical properties and changes are introduced.
- Mixtures and pure substances are distinguished, including elements and compounds. The law of conservation of matter is presented.
Definition of Matter Lab + Phase Change Day 2 ajmori1
The document provides instructions for science lab assignments on the topics of matter and phases of change. Students are asked to:
1) Complete lab assignments on the definition of matter and a matter web quest by specific due dates.
2) Answer questions on the back of their "Phases of Matter" notes about phase changes and how matter can pass through physical changes.
3) Perform an experiment with small ziplock bags containing different states of matter to observe their properties.
4) Color code their periodic table according to the states of matter of elements and answer questions about physical properties.
5) Finish the lab work in class and turn in a corrected test by the next class period.
The document provides instructions for science class assignments and activities related to the topics of matter and its phases. Students are asked to complete log entries, a definition of matter lab, notes on target concepts, and coloring of the periodic table to indicate solid, liquid, and gas phases. Materials are also listed for an experiment comparing the characteristics of solids, liquids, and gases packaged in different conditions.
This document is a student module from a 7th grade science textbook on solutions and diversity of materials in the environment. It contains 4 modules which include activities to help students learn about key topics. The activities explore different types of solutions found in nature and products, properties of solutions, evidence of saturation, and factors that affect the rate of dissolution. Students are guided to conduct experiments and record observations in order to understand concepts like solute, solvent, saturation point, and characteristics of solutions.
The document provides instructions and materials for a science lesson on phases of matter. Students are asked to complete power notes on phases of matter by answering questions about states of matter, phase changes, and energy. A list of daily assignments is also included, with the power notes and a test on phases of matter due by the end of the week.
Matter is made up of elements and compounds. Elements are the simplest form of matter and have unique properties, with 92 occurring naturally. Elements are represented by one or two letter symbols, with the first letter capitalized. Compounds are formed when elements chemically combine. A chemical reaction involves rearranging atoms to form new products. Physical properties can be observed without changing the chemical makeup, while chemical properties involve a chemical change. Density is a physical property that describes how tightly packed matter is and can be used to identify substances or solve problems.
K TO 12 GRADE 7 LEARNING MATERIAL IN SCIENCE (Q1-Q2)LiGhT ArOhL
This document is a student module from a 7th grade science textbook on solutions and diversity of materials in the environment. It contains 5 modules with activities to help students learn about key concepts. The activities explore common solutions found at home, properties of solutions like being able to filter out solutes, how much of a solute can dissolve in a solvent to reach saturation, and factors that affect dissolution rates of solids in water. The goal is for students to understand the characteristics of solutions and different types of mixtures.
This document provides a learner's material for a 7th grade science course covering units on matter, including six modules on topics such as solutions, substances and mixtures, elements and compounds, acids and bases, and metals and nonmetals. The modules include background information, objectives, procedures, and questions for hands-on activities to help students learn about different types of matter through experimentation and observation.
This document is a student module from a 7th grade science textbook on solutions and diversity of materials in the environment. It contains 5 modules with activities to help students learn about key concepts. The activities explore common solutions found at home, properties of solutions like being able to filter out solutes, how much of a solute can dissolve in a solvent to reach saturation, and factors that affect dissolution rates of solids in water. The goal is for students to understand the characteristics of solutions and different types of mixtures.
This document is a student module from a 7th grade science textbook that covers topics related to solutions, mixtures, elements, compounds, acids, bases, and metals/nonmetals. It includes 6 modules with multiple hands-on activities designed to teach students about these concepts. The activities guide students to make observations and draw conclusions about the properties of different substances and mixtures. They investigate concepts like solubility, saturation, and the factors that influence dissolution.
This document provides instructions for a chemistry lab involving testing unknown powder samples. Students are asked to:
1) Perform a series of tests (sensory observations, solubility, iodine, vinegar, heat) on 5 known powder samples and record results.
2) Use the evidence from the tests to determine the identities of 2 unknown powders in a sample bag.
3) Explain their reasoning for the identifications and turn in their lab sheet. Proper lab clean-up and binder/note submission are also required.
This document provides instructions for a chemistry lab involving testing mystery powders. It outlines the materials and supplies needed, safety procedures, testing procedures for senses, solubility, iodine, and vinegar reactions, data table for recording observations, and cleanup responsibilities. Lab partners are to identify mixtures of two powders based on physical and chemical properties.
This document provides information about upcoming science assignments and tests. It lists materials needed for an experiment involving mass and includes review questions covering topics like the pH scale, chemical bonds, and states of matter. It also notes that a "Last Look" assignment is due on Friday to review for the final exam, which will be on June 1st and 4th, with period 3 taking it on the 5th. Students are reminded to complete Binder Check #4 by the start of class on June 1st and to take 1/2 page of notes on what to know for the chemistry final.
The document provides a schedule and information for an upcoming chemistry final exam. It lists the dates of exam parts and assignments that are due, including completing a last review on June 1st, submitting binder check #4 on June 1st, and taking exam part 2 for period 3 only on June 5th. It also provides review questions to study for the exam.
This document provides a schedule and instructions for chemistry students for the final weeks of the semester. It outlines assignments and exam dates, including completing a study guide called "A Last Look" to be turned in on June 1st, taking the chemistry final exam on June 4th and 5th, and having their binders checked for organization. Students are instructed to use provided resources and ask questions if unclear on assignment details.
The document lists materials and assignments needed for an upcoming chemistry class and lab. Students need a pencil, volume and mass worksheets picked up yesterday, and a progress notice signed and due tomorrow. The class will have an online component and notes on the chemistry final. On Monday there will be a written test and a binder check. The document provides cleaning instructions for the lab and lists supplies needed for upcoming labs on volume, mass, density, and other chemistry topics. Assignments include turning in progress notices, completing volume and mass labs, and taking the final exam.
Today's class will involve completing volume and mass labs worksheets and updating an online log. Students should bring a pencil, the volume and mass labs worksheets stapled together, and their log #4. On Friday, students will complete an online component and take 1/2 page of notes on what to know for the chemistry final. Their binder will be checked on Monday for test #2 part 2. Labs must be cleaned up properly or 10 points will be deducted, including cleaning sinks, counters, tables, and organizing supplies. Students may work with a partner for extra credit by stapling their packets together. Various labs will be completed involving measurements, formulas, and chemical reactions. Signed progress notices are due Thursday and the
Today's class will involve completing volume and mass labs worksheets and updating an online log. Students should bring a pencil, the volume and mass labs worksheets stapled together, and their log #4. On Friday, students will complete an online component and take 1/2 page of notes on what to know for the chemistry final. Their binder will be checked on Monday for test #2 part 2. Labs must be cleaned up properly or 10 points will be deducted, including cleaning sinks, counters, tables, and organizing supplies. The volume and mass lab is due this Friday.
Today's class will involve completing volume and mass labs worksheets and updating an online log. Students should bring a pencil, the volume and mass labs worksheets stapled together, and their log book. On Friday, students will work on an online component and take notes for the chemistry final. The following Monday will include a written test and submitting their binder for check #4. Proper lab cleanup is required, and supplies should be organized and restocked as needed. The volume and mass lab is due this Friday along with progress notices, and the final exam and binder check will take place on June 1st.
Today's chemistry class will involve completing volume and mass lab worksheets, updating an online log, and taking a test. Students need a pencil, the volume and mass lab worksheets stapled together, and their logbook. On Friday, students will take notes for the chemistry final exam. The class will have a binder check on Monday for test #2 part 2. Labs must be cleaned up properly and testing equipment organized. Students can work with a partner for extra credit by stapling their lab packets together. The volume and mass lab is due this Friday.
Students will create a flip-book foldable explaining the chemistry connection for living things using pencil, colored pencils, markers, 3 pieces of white printer paper, and the textbook and interactive reader for resources. The flip-book will include sections on the bonding of carbon, types of carbon bonds, elements in living things, compounds in living things, and more compounds. It is due on Friday and students have class time every day except Thursday to work on it.
The students need their pencil and semester cooperative project that was picked up last Friday. They must check that their names are on the poster and model and staple their packet of papers, which includes assignments on the periodic table, Bohr model, Lewis dot structures, Cornell notes, a current event article and summary, a rough draft of their poster, and a compound model. Their entire project is due by the end of the class period.
The document provides information about upcoming assignments and projects for a chemistry class. It details requirements for a periodic table project where students must create a poster and packet about an element family. It also describes retake tests being offered and materials needed for class that day, including a semester cooperative project and acids and bases assignments.
The document provides information about tests, assignments, and activities that are due. It lists materials needed for an alien juice bar activity including colored pencils and a bookshelf. It schedules test retakes on specific dates and times. It also includes conclusion questions about acids, bases, the pH scale, and neutralizing substances.
This document provides information and instructions for students regarding an upcoming chemistry class. It lists materials needed including pencils, colored pencils, and assignments on acids and bases. It announces test corrections and retakes due the next day. It provides guidance for students to review mistakes on a past quiz. It also includes review questions on acids, bases, pH scale, and neutralizing acids safely.
This document provides information about acids and bases including:
1) The pH scale measures hydronium (H3O+) ions in a solution and ranges from 0-14, with acids from 0-6.9 and bases from 7.1-14.
2) Bromothymol blue turns green in the presence of an acid and blue in the presence of a base.
3) Living things depend on a steady pH in their environment, and acid rain can damage trees, lettuce, and cars.
This document provides information about acids and bases including:
1) It defines an ion and explains that pH measures the concentration of hydrogen ions (H+) in a solution.
2) Acids have a pH below 7 on the pH scale, bases have a pH above 7, and neutral substances have a pH of 7.
3) It instructs students to complete various acid and base activities and assignments that are due.
This document provides information about acids and bases including:
- The pH scale ranges from 0-14, with acids ranging from 0-6.9, bases from 7.1-14, and neutral being 7.
- pH stands for potential hydrogen ions and measures the concentration of H+ ions in a solution.
- In an acidic solution, hydrogen ions are present. The number 7 indicates a neutral substance on the pH scale.
- The document instructs the reader to complete virtual lab activities on acids and bases using bromothymol blue as an indicator.
The document provides instructions for various classroom assignments and activities related to acids and bases:
- Students are asked to line up in a horseshoe pattern and complete the front and back of page 1 of their Acids & Bases lab sheets.
- They are also instructed to log into an online learning platform and complete the daily assignments, opening a PowerPoint for the day's lesson.
- The document explains that most liquids will be either acids or bases, using a pH scale from 0-14 to measure how acidic or basic they are, with distilled water being neutral at 7. Acids are between 0-6.9 and bases 7.1-14 on the scale.
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This document provides an overview of wound healing, its functions, stages, mechanisms, factors affecting it, and complications.
A wound is a break in the integrity of the skin or tissues, which may be associated with disruption of the structure and function.
Healing is the body’s response to injury in an attempt to restore normal structure and functions.
Healing can occur in two ways: Regeneration and Repair
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Complications of wound healing like infection, hyperpigmentation of scar, contractures, and keloid formation.
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