Water is the most abundant compound on Earth, covering 70% of the planet. It exists in liquid, solid, and gas states and is in dynamic equilibrium between liquid and gas. Water is tasteless, odorless, and nearly colorless. It dissolves many substances, making it the universal solvent. Water has important uses in daily life like drinking, washing, bathing, and cooking. It has unique properties like existing as a solid, liquid, and gas and expanding when freezing unlike most liquids. The freezing point of water is 0°C/32°F, the melting point is when ice changes to liquid water, and the boiling point is 100°C when water turns to a gas.
The document discusses the properties and states of water. It defines key terms like evaporation, boiling, condensation, and freezing. It describes how water exists in three states - liquid, solid, and gas. It explains the water cycle and how water acts as a solvent. It also distinguishes between soft water and hard water, with soft water containing few minerals and hard water having a high mineral content.
Water makes up over 70% of the Earth's surface and nearly two-thirds of the human body. It exists naturally in three states - solid, liquid, and gas. Water is a polar molecule made of two hydrogen atoms bonded to one oxygen atom, giving it unique properties like surface tension and allowing it to act as a universal solvent. Water plays a vital role in many Earth processes and is essential for sustaining life.
The water droplets that formed on the outside of the cup came from water vapor in the air condensing. When water vapor touches a cooler surface, it changes from a gas to a liquid through the process of condensation. The ice water made the cup cool enough for the water vapor in the air to condense onto its surface. Similarly, frost forms when water vapor in the air condenses onto a surface that is below the freezing point of water and freezes solid.
Water has the chemical formula H2O, making it an inorganic substance. It is the primary chemical component of the Earth’s hydrosphere and the fluids of all known living things (in which it serves as a solvent. It is translucent, flavourless, odourless, and almost colourless. In spite of not supplying food, energy, or organic micronutrients, it is essential for all known forms of life. Its molecules are made up of two hydrogen atoms joined by covalent bonds and have the chemical formula H2O. The angle at which the hydrogen atoms are joined to the oxygen atom is 104.45°. The liquid condition of H2O at normal pressure and temperature is known as “water” as well.
Water exists on Earth in three forms: as a solid (ice), liquid (bodies of water and liquids), and gas (water vapor and steam). Most water on Earth is saltwater found in oceans, while only a small percentage of water is available as freshwater for human use. The water cycle describes how water is circulated through evaporation, condensation, and precipitation between the oceans, atmosphere, and land.
Water exists on Earth in three forms: as a solid (ice), liquid (bodies of water and rain), and gas (water vapor and steam). Most water on Earth is saltwater found in oceans, while only a small percentage of total water is available as freshwater for human use, mostly locked up as ice. The water cycle describes how water is circulated through evaporation, condensation, and precipitation between the oceans, atmosphere, and land.
Water has three unique properties:
1) Ice is less dense than water, so it floats. This is because the molecules in ice are farther apart than in liquid water, taking up more space.
2) Water is most dense at 4 degrees Celsius, so it is maximum at this temperature. Below 4 degrees, water expands and becomes less dense as temperature continues to decrease.
3) Water is an excellent solvent and is often used as the solvent in solutions because substances can easily dissolve in it.
Water is the most abundant compound on Earth, covering 70% of the planet. It exists in liquid, solid, and gas states and is in dynamic equilibrium between liquid and gas. Water is tasteless, odorless, and nearly colorless. It dissolves many substances, making it the universal solvent. Water has important uses in daily life like drinking, washing, bathing, and cooking. It has unique properties like existing as a solid, liquid, and gas and expanding when freezing unlike most liquids. The freezing point of water is 0°C/32°F, the melting point is when ice changes to liquid water, and the boiling point is 100°C when water turns to a gas.
The document discusses the properties and states of water. It defines key terms like evaporation, boiling, condensation, and freezing. It describes how water exists in three states - liquid, solid, and gas. It explains the water cycle and how water acts as a solvent. It also distinguishes between soft water and hard water, with soft water containing few minerals and hard water having a high mineral content.
Water makes up over 70% of the Earth's surface and nearly two-thirds of the human body. It exists naturally in three states - solid, liquid, and gas. Water is a polar molecule made of two hydrogen atoms bonded to one oxygen atom, giving it unique properties like surface tension and allowing it to act as a universal solvent. Water plays a vital role in many Earth processes and is essential for sustaining life.
The water droplets that formed on the outside of the cup came from water vapor in the air condensing. When water vapor touches a cooler surface, it changes from a gas to a liquid through the process of condensation. The ice water made the cup cool enough for the water vapor in the air to condense onto its surface. Similarly, frost forms when water vapor in the air condenses onto a surface that is below the freezing point of water and freezes solid.
Water has the chemical formula H2O, making it an inorganic substance. It is the primary chemical component of the Earth’s hydrosphere and the fluids of all known living things (in which it serves as a solvent. It is translucent, flavourless, odourless, and almost colourless. In spite of not supplying food, energy, or organic micronutrients, it is essential for all known forms of life. Its molecules are made up of two hydrogen atoms joined by covalent bonds and have the chemical formula H2O. The angle at which the hydrogen atoms are joined to the oxygen atom is 104.45°. The liquid condition of H2O at normal pressure and temperature is known as “water” as well.
Water exists on Earth in three forms: as a solid (ice), liquid (bodies of water and liquids), and gas (water vapor and steam). Most water on Earth is saltwater found in oceans, while only a small percentage of water is available as freshwater for human use. The water cycle describes how water is circulated through evaporation, condensation, and precipitation between the oceans, atmosphere, and land.
Water exists on Earth in three forms: as a solid (ice), liquid (bodies of water and rain), and gas (water vapor and steam). Most water on Earth is saltwater found in oceans, while only a small percentage of total water is available as freshwater for human use, mostly locked up as ice. The water cycle describes how water is circulated through evaporation, condensation, and precipitation between the oceans, atmosphere, and land.
Water has three unique properties:
1) Ice is less dense than water, so it floats. This is because the molecules in ice are farther apart than in liquid water, taking up more space.
2) Water is most dense at 4 degrees Celsius, so it is maximum at this temperature. Below 4 degrees, water expands and becomes less dense as temperature continues to decrease.
3) Water is an excellent solvent and is often used as the solvent in solutions because substances can easily dissolve in it.
Water has unique properties that allow life to exist on Earth. It has a chemical formula of H2O and forms hydrogen bonds between molecules. These bonds give water high surface tension, heat capacity, and ability to dissolve many substances. Water's polarity and hydrogen bonding allow it to dissolve more substances than any other liquid. Its high heat capacity and heat of vaporization help regulate temperatures on Earth. Water's density peaks at 4°C, causing ice to float, which protects aquatic life below freezing surfaces. These unusual properties are crucial for life.
Water vapor in the atmosphere condenses into clouds as temperatures cool. Within clouds, water droplets merge and grow until clouds become too heavy for air to support, causing droplets to fall as snow. For snow to form, falling droplets must encounter temperatures below freezing before reaching the ground, allowing time for droplets to bond together into ice crystals. Various particles in the air provide surfaces that accelerate the freezing process, enabling pure water droplets to quickly crystallize into snow before melting upon impact with the ground.
Water has several unique physical properties. It has a high boiling point of 100°C and reaches maximum density at 4°C, becoming less dense as it freezes to ice. Water also has a high specific heat, meaning it takes a lot of energy to change its temperature. This moderates climate. As the universal solvent, water readily dissolves many substances and transports nutrients and wastes. It is also a powerful agent for weathering earth's surface through erosion. Water's surface tension is caused by molecular cohesion, allowing insects to float on its surface.
Water exists on Earth in three main forms: solid (ice), liquid (bodies of water), and gas (water vapor). About 71% of the Earth's surface is covered by water, mostly in oceans. Water cycles between these forms through natural processes. A key property of water is that solid ice floats on liquid water, due to hydrogen bonding causing ice to have a less dense crystalline structure than liquid water. This allows ice to survive on water surfaces like lakes and oceans, an important factor for life.
Properties of Water (Molecular Structure and Intermolecular pre activity - Co...MaryAnnFrias3
Water has unique properties due to hydrogen bonding between its molecules. It has a high boiling point and exists as a liquid at room temperature because hydrogen bonding requires a lot of energy to break. Water also has a high heat capacity and heat of vaporization, meaning it takes a large amount of heat energy to change its state. Unlike most substances, water expands upon freezing into ice, whose density is less than liquid water, allowing it to float. Water's high surface tension allows it to move through tall plants from roots to leaves.
Water can exist in three forms: solid, liquid, and gas. Solid ice forms when water freezes; liquid water is found in places like faucets and rivers; and gas water vapor forms when water evaporates due to heat. Water changes between these three forms through the processes of evaporation, condensation, and freezing. Evaporation turns liquid water into an invisible gas, condensation turns gas back into liquid, and freezing turns liquid into solid ice.
The document describes the water cycle through four steps:
1) Evaporation occurs as the sun heats water in oceans, lakes, and rivers, turning it into vapor that enters the air. Transpiration from plants also adds water vapor to the air.
2) The water vapor condenses to form clouds as it cools. Condensation occurs when water vapor in warm air touches cold surfaces like glass.
3) Precipitation falls from clouds when the air becomes saturated, as rain, snow, sleet or hail which falls onto land or bodies of water.
4) Water that falls as precipitation soaks into the ground, becoming groundwater, or collects in oceans, lakes and
The document provides information about a learning activity on the water cycle. It includes objectives to improve student mastery of the water cycle and provide meaningful learning activities. It describes the various processes in the water cycle including evaporation, condensation, precipitation, and runoff. It also includes an assessment activity where students answer multiple choice questions to test their understanding of the water cycle concepts covered.
1. Heat is transferred from hotter objects and environments to colder ones. It can change the states of matter from solid to liquid to gas.
2. Heat is transferred through conduction, convection, and radiation by solids, liquids, and gases. Materials that conduct heat well are called conductors, while poor conductors are called insulators.
3. The three common states of matter - solid, liquid, and gas - have distinct properties regarding their volume and shape. Changes between these states occur through melting, freezing, boiling, evaporation, and condensation.
To study for a science quiz, it is important to understand different types of science questions like knowledge, comprehension, analysis and synthesis. Key concepts to review include physical and chemical changes, states of matter, phase changes, and temperature-time graphs. Physical changes like boiling, melting, freezing and evaporation involve a change of state without a new substance forming. A pressure cooker allows food to cook faster by trapping steam and raising the boiling point of water inside.
Desalination plants remove salt from seawater to produce fresh water. Fog catchers collect water from fog to provide fresh water in arid areas. Water purifiers remove impurities from water, such as tap water, to make it safe for drinking.
Particles are very small pieces of matter that make up substances. Liquids have weaker forces between particles than solids, allowing liquids to be poured and take the shape of a container. Plasma is a neutral medium made of positive and negative particles that are not free but not firmly bound. Solids expand when heated and contract when cooled due to particle movement. Liquids generally expand more than solids with temperature changes and contract back, though water is unique in expanding as it cools to 4°C before contracting as it freezes at 0°C. Gases like liquids and solids also expand with heat and contract with cold.
Matter- Matter is anything which occupies space and has mass is called matter. Air and water, sugar and sand, hydrogen and oxygen etc. Matter is made up of very small tiny particles. Particles of matter have space between them they attract each other.
The document explains how snow is formed through a process. Water vapor in the atmosphere condenses to form clouds. As the water particles in clouds increase in mass, they become too heavy for the air to hold and fall to the ground. If air temperatures are below freezing, the falling water particles freeze into ice crystals before reaching the ground, forming snow. Impurities in the air help accelerate the freezing process. When snow falls, if air temperatures are warm, it melts into rain before reaching the ground.
The document describes the water cycle, which is the continuous movement of water on, above, and below the Earth's surface. Water can exist in three states - liquid, solid (ice), and gas (water vapor). Heat from the sun causes evaporation of water from oceans, rivers, and lakes into water vapor in the air. The water vapor condenses to form clouds and precipitation falls as rain, snow, sleet or hail. Precipitation collects and runs off into bodies of water, where it can evaporate again and continue the cycle. The water cycle ensures a constant supply of freshwater on Earth.
The document discusses the unique properties of water that make it essential for life on Earth. It notes that water is 70% of the human body and is crucial for all living things. Unlike other liquids, water freezes from the top down, allowing life to exist beneath ice sheets. If water froze from the bottom up, oceans would become solid ice, making life impossible. The document argues these properties show water was specially designed for life and that this was revealed in the Quran centuries ago.
Water is essential for life on Earth but most is saltwater. Only 3% is freshwater, with less than 1% available for human consumption. Water can exist as a solid, liquid, or gas. It cycles through the atmosphere through evaporation, condensation, and precipitation processes. Proper management and avoidance of pollution is needed to protect this vital resource.
Water can exist in three states: as a liquid, solid (ice), or gas (water vapor). As a liquid, water takes the shape of its container and is what we drink, swim in, and wash with, filling lakes and rivers. As a solid, ice and snow hold their shape. As a gas, invisible water vapor is in the air and forms clouds and steam. Water changes between these states through heating and cooling processes like melting, freezing, evaporation, and condensation.
The document discusses evaporation and the factors that affect it. It defines evaporation as a liquid changing into a vapor at temperatures below boiling. It explains that evaporation occurs at the surface and requires latent heat, while boiling occurs within the liquid and forms bubbles. It also states that a higher temperature, larger surface area, drier air, and movement of air all increase the rate of evaporation.
7th sci 3. properties of natural resourcesNavinBairi
The document discusses various properties of air and water. It describes experiments that demonstrate air has weight and pressure. It explains that air is a mixture of gases and atmospheric pressure is the same in all directions. The document also discusses the states of water, properties like density and freezing point, and how these properties allow aquatic animals to survive freezing temperatures. It describes the properties of soil like texture, structure and composition and how soil testing is used to determine fertility.
Assessment and Planning in Educational technology.pptxKavitha Krishnan
In an education system, it is understood that assessment is only for the students, but on the other hand, the Assessment of teachers is also an important aspect of the education system that ensures teachers are providing high-quality instruction to students. The assessment process can be used to provide feedback and support for professional development, to inform decisions about teacher retention or promotion, or to evaluate teacher effectiveness for accountability purposes.
Water has unique properties that allow life to exist on Earth. It has a chemical formula of H2O and forms hydrogen bonds between molecules. These bonds give water high surface tension, heat capacity, and ability to dissolve many substances. Water's polarity and hydrogen bonding allow it to dissolve more substances than any other liquid. Its high heat capacity and heat of vaporization help regulate temperatures on Earth. Water's density peaks at 4°C, causing ice to float, which protects aquatic life below freezing surfaces. These unusual properties are crucial for life.
Water vapor in the atmosphere condenses into clouds as temperatures cool. Within clouds, water droplets merge and grow until clouds become too heavy for air to support, causing droplets to fall as snow. For snow to form, falling droplets must encounter temperatures below freezing before reaching the ground, allowing time for droplets to bond together into ice crystals. Various particles in the air provide surfaces that accelerate the freezing process, enabling pure water droplets to quickly crystallize into snow before melting upon impact with the ground.
Water has several unique physical properties. It has a high boiling point of 100°C and reaches maximum density at 4°C, becoming less dense as it freezes to ice. Water also has a high specific heat, meaning it takes a lot of energy to change its temperature. This moderates climate. As the universal solvent, water readily dissolves many substances and transports nutrients and wastes. It is also a powerful agent for weathering earth's surface through erosion. Water's surface tension is caused by molecular cohesion, allowing insects to float on its surface.
Water exists on Earth in three main forms: solid (ice), liquid (bodies of water), and gas (water vapor). About 71% of the Earth's surface is covered by water, mostly in oceans. Water cycles between these forms through natural processes. A key property of water is that solid ice floats on liquid water, due to hydrogen bonding causing ice to have a less dense crystalline structure than liquid water. This allows ice to survive on water surfaces like lakes and oceans, an important factor for life.
Properties of Water (Molecular Structure and Intermolecular pre activity - Co...MaryAnnFrias3
Water has unique properties due to hydrogen bonding between its molecules. It has a high boiling point and exists as a liquid at room temperature because hydrogen bonding requires a lot of energy to break. Water also has a high heat capacity and heat of vaporization, meaning it takes a large amount of heat energy to change its state. Unlike most substances, water expands upon freezing into ice, whose density is less than liquid water, allowing it to float. Water's high surface tension allows it to move through tall plants from roots to leaves.
Water can exist in three forms: solid, liquid, and gas. Solid ice forms when water freezes; liquid water is found in places like faucets and rivers; and gas water vapor forms when water evaporates due to heat. Water changes between these three forms through the processes of evaporation, condensation, and freezing. Evaporation turns liquid water into an invisible gas, condensation turns gas back into liquid, and freezing turns liquid into solid ice.
The document describes the water cycle through four steps:
1) Evaporation occurs as the sun heats water in oceans, lakes, and rivers, turning it into vapor that enters the air. Transpiration from plants also adds water vapor to the air.
2) The water vapor condenses to form clouds as it cools. Condensation occurs when water vapor in warm air touches cold surfaces like glass.
3) Precipitation falls from clouds when the air becomes saturated, as rain, snow, sleet or hail which falls onto land or bodies of water.
4) Water that falls as precipitation soaks into the ground, becoming groundwater, or collects in oceans, lakes and
The document provides information about a learning activity on the water cycle. It includes objectives to improve student mastery of the water cycle and provide meaningful learning activities. It describes the various processes in the water cycle including evaporation, condensation, precipitation, and runoff. It also includes an assessment activity where students answer multiple choice questions to test their understanding of the water cycle concepts covered.
1. Heat is transferred from hotter objects and environments to colder ones. It can change the states of matter from solid to liquid to gas.
2. Heat is transferred through conduction, convection, and radiation by solids, liquids, and gases. Materials that conduct heat well are called conductors, while poor conductors are called insulators.
3. The three common states of matter - solid, liquid, and gas - have distinct properties regarding their volume and shape. Changes between these states occur through melting, freezing, boiling, evaporation, and condensation.
To study for a science quiz, it is important to understand different types of science questions like knowledge, comprehension, analysis and synthesis. Key concepts to review include physical and chemical changes, states of matter, phase changes, and temperature-time graphs. Physical changes like boiling, melting, freezing and evaporation involve a change of state without a new substance forming. A pressure cooker allows food to cook faster by trapping steam and raising the boiling point of water inside.
Desalination plants remove salt from seawater to produce fresh water. Fog catchers collect water from fog to provide fresh water in arid areas. Water purifiers remove impurities from water, such as tap water, to make it safe for drinking.
Particles are very small pieces of matter that make up substances. Liquids have weaker forces between particles than solids, allowing liquids to be poured and take the shape of a container. Plasma is a neutral medium made of positive and negative particles that are not free but not firmly bound. Solids expand when heated and contract when cooled due to particle movement. Liquids generally expand more than solids with temperature changes and contract back, though water is unique in expanding as it cools to 4°C before contracting as it freezes at 0°C. Gases like liquids and solids also expand with heat and contract with cold.
Matter- Matter is anything which occupies space and has mass is called matter. Air and water, sugar and sand, hydrogen and oxygen etc. Matter is made up of very small tiny particles. Particles of matter have space between them they attract each other.
The document explains how snow is formed through a process. Water vapor in the atmosphere condenses to form clouds. As the water particles in clouds increase in mass, they become too heavy for the air to hold and fall to the ground. If air temperatures are below freezing, the falling water particles freeze into ice crystals before reaching the ground, forming snow. Impurities in the air help accelerate the freezing process. When snow falls, if air temperatures are warm, it melts into rain before reaching the ground.
The document describes the water cycle, which is the continuous movement of water on, above, and below the Earth's surface. Water can exist in three states - liquid, solid (ice), and gas (water vapor). Heat from the sun causes evaporation of water from oceans, rivers, and lakes into water vapor in the air. The water vapor condenses to form clouds and precipitation falls as rain, snow, sleet or hail. Precipitation collects and runs off into bodies of water, where it can evaporate again and continue the cycle. The water cycle ensures a constant supply of freshwater on Earth.
The document discusses the unique properties of water that make it essential for life on Earth. It notes that water is 70% of the human body and is crucial for all living things. Unlike other liquids, water freezes from the top down, allowing life to exist beneath ice sheets. If water froze from the bottom up, oceans would become solid ice, making life impossible. The document argues these properties show water was specially designed for life and that this was revealed in the Quran centuries ago.
Water is essential for life on Earth but most is saltwater. Only 3% is freshwater, with less than 1% available for human consumption. Water can exist as a solid, liquid, or gas. It cycles through the atmosphere through evaporation, condensation, and precipitation processes. Proper management and avoidance of pollution is needed to protect this vital resource.
Water can exist in three states: as a liquid, solid (ice), or gas (water vapor). As a liquid, water takes the shape of its container and is what we drink, swim in, and wash with, filling lakes and rivers. As a solid, ice and snow hold their shape. As a gas, invisible water vapor is in the air and forms clouds and steam. Water changes between these states through heating and cooling processes like melting, freezing, evaporation, and condensation.
The document discusses evaporation and the factors that affect it. It defines evaporation as a liquid changing into a vapor at temperatures below boiling. It explains that evaporation occurs at the surface and requires latent heat, while boiling occurs within the liquid and forms bubbles. It also states that a higher temperature, larger surface area, drier air, and movement of air all increase the rate of evaporation.
7th sci 3. properties of natural resourcesNavinBairi
The document discusses various properties of air and water. It describes experiments that demonstrate air has weight and pressure. It explains that air is a mixture of gases and atmospheric pressure is the same in all directions. The document also discusses the states of water, properties like density and freezing point, and how these properties allow aquatic animals to survive freezing temperatures. It describes the properties of soil like texture, structure and composition and how soil testing is used to determine fertility.
Assessment and Planning in Educational technology.pptxKavitha Krishnan
In an education system, it is understood that assessment is only for the students, but on the other hand, the Assessment of teachers is also an important aspect of the education system that ensures teachers are providing high-quality instruction to students. The assessment process can be used to provide feedback and support for professional development, to inform decisions about teacher retention or promotion, or to evaluate teacher effectiveness for accountability purposes.
How to Add Chatter in the odoo 17 ERP ModuleCeline George
In Odoo, the chatter is like a chat tool that helps you work together on records. You can leave notes and track things, making it easier to talk with your team and partners. Inside chatter, all communication history, activity, and changes will be displayed.
How to Fix the Import Error in the Odoo 17Celine George
An import error occurs when a program fails to import a module or library, disrupting its execution. In languages like Python, this issue arises when the specified module cannot be found or accessed, hindering the program's functionality. Resolving import errors is crucial for maintaining smooth software operation and uninterrupted development processes.
it describes the bony anatomy including the femoral head , acetabulum, labrum . also discusses the capsule , ligaments . muscle that act on the hip joint and the range of motion are outlined. factors affecting hip joint stability and weight transmission through the joint are summarized.
A workshop hosted by the South African Journal of Science aimed at postgraduate students and early career researchers with little or no experience in writing and publishing journal articles.
This presentation was provided by Steph Pollock of The American Psychological Association’s Journals Program, and Damita Snow, of The American Society of Civil Engineers (ASCE), for the initial session of NISO's 2024 Training Series "DEIA in the Scholarly Landscape." Session One: 'Setting Expectations: a DEIA Primer,' was held June 6, 2024.
This presentation includes basic of PCOS their pathology and treatment and also Ayurveda correlation of PCOS and Ayurvedic line of treatment mentioned in classics.
Introduction to AI for Nonprofits with Tapp NetworkTechSoup
Dive into the world of AI! Experts Jon Hill and Tareq Monaur will guide you through AI's role in enhancing nonprofit websites and basic marketing strategies, making it easy to understand and apply.
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Exploiting Artificial Intelligence for Empowering Researchers and Faculty, In...Dr. Vinod Kumar Kanvaria
Exploiting Artificial Intelligence for Empowering Researchers and Faculty,
International FDP on Fundamentals of Research in Social Sciences
at Integral University, Lucknow, 06.06.2024
By Dr. Vinod Kumar Kanvaria
How to Manage Your Lost Opportunities in Odoo 17 CRMCeline George
Odoo 17 CRM allows us to track why we lose sales opportunities with "Lost Reasons." This helps analyze our sales process and identify areas for improvement. Here's how to configure lost reasons in Odoo 17 CRM
2. The anomalous expansion of water
refers to the weird property of cooling
water.
Under normal conditions, we generally
see that on heating water, it expands and
thus the density decreases. And on
cooling, it decreases in size and thus the
density increases.
3. In Anomalous expansion of
water, it expands instead of
contracting at a certain
temperature.
Water only contracts till it
is cooled to 4°C and then
stops.
During this, the water
expands on cooling it to 4°C
to 0°C.
As a result, the density of
the water decreases.
4. There are various use of the Anomalous expansion
property of water.
One of its most important factor is in cold regions,
where the top layer of the pond is freezed whearas
the bottom of the pond is in liquid form where
aquatic animals can survive.
It also helps in weathering of rocks. During
monsoons, water enters in rocks through small
cracks. Then in winter when the temparature drops
to 4°C or less, the water expands and thus breaks
the rocks.
But there is a disadvantage of it also. During winter
when the temp. drops to 4°, the water may expand
in pipes and thus can cause pipe bursts.