Thewatercycle 171203101456
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The document discusses the water cycle and the three states of matter that water can be present in - solid, liquid, and gas. It explains that water can change between these states through heating and cooling processes like evaporation, where heating liquid water turns it into gas water vapor, and condensation, where cooling water vapor turns it back into a liquid.
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The document defines the three states of matter - solids, liquids, and gases. Solids have a fixed shape and size, liquids flow and take the shape of their container, while gases have no definite shape or volume. It provides examples like water changing between solid (ice), liquid (water), and gas (steam) states through melting, evaporation, condensation, and freezing. The document also describes an experiment to observe condensation on a cold glass.
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This document summarizes the differences in density between water and alcohol. Water and alcohol can have the same volume but different masses because their densities are not the same. The density of a substance depends on factors like its temperature, mass, and volume. When measuring 1 liter of water and 1 liter of alcohol, the water has a mass of 1000 grams while the alcohol has a mass of 790 grams. This is because the molecules in water are more densely packed than alcohol molecules, even when the volumes are the same.
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The document discusses the three states of matter: solids, liquids, and gases. It describes their key properties - solids have a definite shape and volume, liquids have a definite volume but take the shape of their container, and gases have no definite shape or volume. Examples of each state are provided.
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The document discusses the three states of matter - solids, liquids, and gases. It explains that in solids, molecules are tightly packed together and have a definite shape and volume. In liquids, molecules are less tightly bonded than in solids and take the shape of their container but have a definite volume. Gases have loosely bonded molecules that expand to fill their entire container with no definite shape or volume. Matter can change states from solid to liquid to gas as temperature increases, and from gas to liquid to solid as temperature decreases.
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1. The document discusses states of matter and gas laws. It provides descriptions of solids, liquids, gases and plasmas, focusing on how particle movement differs between each state.
2. Gas laws including Boyle's law and Charles' law are introduced. Boyle's law states that for a fixed amount of gas at constant temperature, volume and pressure are inversely related. Charles' law states that for a fixed amount of gas at constant pressure, volume and temperature are directly related.
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The document describes an experiment demonstrating convection in liquids. Cold blue water is placed in a bottle and covered with foil, while hot red water is placed in a separate bottle. The bottles are placed in a larger container of room temperature water. Over time, the cold blue water sinks to the bottom as it flows out, while the hot red water rises to the top as it flows out, clearly showing that hot liquids rise and cold liquids sink due to differences in density.
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This document describes changes of state between solids, liquids, and gases. It explains that:
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Like share盧comment and don't forget to subscribe
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1- Experienced and Qualified Teachers from all over India
2-Advanced Online Interactive Classes (One to One) or ( Group Interactive classes max 5 students in a batch )
3- A mentor will be there 24hrs to clear your doubts or any problem
4- Trusted by many Users all Over India
3-Start learning and Growing With Fundoo Tutor
Visit us here: https://fundootutor.com/
Book Your Demo class from here also: https://lnkd.in/gsJkvH5
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This document describes changes of state between solids, liquids, and gases. It explains that:
- Solids melt when heated and particles gain enough energy to overcome bonding forces, becoming a liquid. Different substances have different melting points depending on bonding strength.
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- Liquids evaporate when heated, as faster particle motion overcomes bonding forces and particles escape as a gas. Evaporation leads to boiling when it occurs throughout the liquid.
- The boiling point of a liquid depends on surrounding air pressure, with lower pressure resulting in a lower boiling point.
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This document discusses the three states of matter: solids, liquids, and gases. It defines each state and provides examples. Solids maintain their shape and size, liquids take the shape of their container, and gases have no definite shape and fill their container. The document also notes that some materials can exist in more than one state of matter, and that matter can change states through processes like melting, freezing, and evaporation. It uses water as an example, pointing out that it can exist as ice (solid), liquid water, or water vapor (gas).
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Text: three phases of matter
Matter exists in three phases: solids, liquids, and gases. Solids have a fixed shape and volume, with molecules packed closely together, as seen in pencil. Liquids have a fixed volume but take the shape of their container, like water. Gases easily change their shape and volume, with particles spreading apart, such as air in a balloon. The key difference between the three phases is the arrangement of molecules - closely packed in solids, somewhat free in liquids, and freely moving in gases.
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The document contains questions and answers about different states of matter and their properties. It also includes questions about temperature conversions between Celsius, Fahrenheit and Kelvin scales, as well as evaporation and how putting wet clothes on someone's forehead can lower a fever by evaporative cooling.
states of matter
This document discusses the three states of matter: solid, liquid, and gas. It defines each state and their key properties. Solids have a definite shape, mass, and volume, with particles arranged strongly. Liquids do not have a definite shape but do have a definite mass and volume, with particles loosely arranged. Gases do not have a definite shape, mass, or volume, with particles very loosely arranged. Examples of each state are provided.
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This document discusses the kinetic particle theory which is used to explain the three states of matter - solids, liquids, and gases. It explains that in solids, particles are locked in place, in liquids they can move past each other but the substance retains its volume and shape, and in gases particles are in constant random motion and the substance will expand to fill its container. It also discusses how heating can cause pressure changes in gases by increasing particle kinetic energy, and how energy must be added or removed during state changes through the absorption or release of latent heat.
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This document discusses the three states of matter - solid, liquid, and gas. It defines each state based on their definite or indefinite shape and volume. It also explains that matter is made up of molecules that are always in motion, and that the arrangements of these particles determine the different states. The document further outlines various phase changes between the states, such as melting, boiling, freezing, sublimation, fusion, evaporation, and vaporization, and defines the temperatures at which these changes occur.
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This document contains 7 questions about solubility, vapor pressure, intermolecular forces, phase changes, and boiling points. It asks about which substances would be more soluble or have higher vapor pressure given specific properties. It also asks why some substances have higher melting or boiling points than others, and how intermolecular forces affect properties like volatility, boiling point, and viscosity.
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The document defines and compares the three states of matter: solid, liquid, and gas. It discusses their distinguishing properties - solids have a definite volume and shape, liquids have a definite volume but no shape, and gases have no definite volume or shape. The document also examines the arrangement and motion of molecules in each state, and provides three examples for each state, such as water, rocks, and helium for liquids, solids, and gases respectively.
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The document outlines a lesson plan about the states of matter and changes in state, including defining boiling, condensation, freezing, and melting, and explaining these processes using a particle model. It discusses boiling point and melting point, defining them and providing examples, and distinguishes between boiling and evaporation by defining evaporation, explaining it using a particle model, and listing the differences between boiling and evaporation.
Change of state of matter
1) Matter can exist in three states - solid, liquid, and gas - depending on temperature and pressure.
2) The particles that make up matter are in constant motion and attract each other, but can change arrangement depending on temperature.
3) Matter can change between solid, liquid, and gas states through processes like melting, boiling, evaporation, condensation, and sublimation caused by changes in temperature and pressure acting on the particles.
Describing Matter for Kids
This document discusses the properties and states of matter. It describes matter as having properties like mass, size, shape, color and texture. Matter can exist in three states - solid, liquid, or gas. Solids have a definite shape and size, liquids take the shape of their container but have mass, and gases have no definite shape but do occupy space. The document provides examples of different materials and discusses the characteristics of the three states of matter. It also discusses recycling and gives reasons why recycling is important.
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The document discusses how the density of substances can change with temperature. It notes that most substances contract and become more dense when cooled, while expanding and becoming less dense when heated. An exception is water, which is more dense in its liquid form than as a solid (ice), allowing ice to float. This unique property allows plants and animals to survive winter freezing. The document also discusses how salt water is denser than fresh water.
States of matter
There are three states of matter: solids, which are hard objects like rocks; liquids, which are flowy and take the shape of their container like water and soda; and gases, which have no fixed shape and are between solids and liquids, like air.
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Animals need four things to survive: food, water, oxygen, and shelter. Food provides nutrients for animals to grow, water is also vital for survival, oxygen is required for breathing, and shelter offers a safe place for animals to live. Different types of animal shelters include kennels, stables, beehives, nests, and aquariums.
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Every object has different properties like texture, shape, color, and smell. Texture describes how an object feels, such as soft, hard, fuzzy, smooth, or rough. Smell describes whether something has a good or bad odor.
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- 2. Can you remember the three states of matter?
- 4. Did you know that water can be present in the three states of matter!
- 5. •How???
- 6. By heating and cooling !
- 7. If we heat the water what will happen??
- 9. •Water will turn into water vapor! What state will it be in?
- 10. It will turn from liquid to gas !
- 12. What happens when you cool water?
- 14. Water will become ice!
- 16. Water will go from the liquid state to solid state!