Water cycle
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Transcript of Water cycle
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NAME:- SHANTANU TYAGICLASS:- 11-B
SCHOOL:- GREEN FEILDS SCHOOL
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Water never leaves the Earth. It is Water never leaves the Earth. It is constantly being cycled through the constantly being cycled through the atmosphere, ocean, and land. This atmosphere, ocean, and land. This process, known as the process, known as the water cyclewater cycle, is , is driven by energy from the sun. The water driven by energy from the sun. The water cycle is crucial to the existence of life on cycle is crucial to the existence of life on our planet. our planet.
What is water cycle ?
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THE WATER CYCLETHE WATER CYCLE
1. Water 1. Water evaporatesevaporates
1. Water 1. Water evaporatesevaporates
2. Water 2. Water vapour is vapour is carried up into carried up into the air.the air.
2. Water 2. Water vapour is vapour is carried up into carried up into the air.the air.
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3. Water 3. Water vapour vapour condenses to condenses to form cloudsform clouds
3. Water 3. Water vapour vapour condenses to condenses to form cloudsform clouds
4. Rain 4. Rain water falls water falls to form to form riversrivers..
4. Rain 4. Rain water falls water falls to form to form riversrivers..
5. Rivers 5. Rivers flow into flow into the seathe sea
5. Rivers 5. Rivers flow into flow into the seathe sea
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EvaporationEvaporation• Heat energy from the sun causes Heat energy from the sun causes
water in puddles, streams, rivers, water in puddles, streams, rivers, seas or lakes to change from a liquid seas or lakes to change from a liquid to a water vapor. to a water vapor.
• This is called This is called evaporationevaporation. .
• The vapor rises into the air and The vapor rises into the air and collects in clouds. collects in clouds.
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CondensationCondensation•Water vapor collects in clouds. Water vapor collects in clouds.
As the clouds cool the water As the clouds cool the water vapor condenses into water vapor condenses into water drops. drops.
•This is called This is called condensationcondensation. . •These drops fall to the earth as These drops fall to the earth as
rain, snow or hail.rain, snow or hail.
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PrecipitationPrecipitation
•Water falls to the earth from Water falls to the earth from clouds. Mainly as rain, but clouds. Mainly as rain, but sometimes as snow and hail. sometimes as snow and hail.
•This is called This is called precipitationprecipitation. .
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TranspirationTranspiration• Transpiration is the process by which Transpiration is the process by which
plants lose water out of their leaves. plants lose water out of their leaves.
• Transpiration gives evaporation a bit of a Transpiration gives evaporation a bit of a hand in getting the water vapor back up hand in getting the water vapor back up into the air. into the air.
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The Water In the Cycle Goes ‘Round and ‘Round…
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