Filetype Power Point PPTX | Posted on 07 Sep 2022 | 3 years ago
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148x Filetype PPTX File size 0.05 MB Source: ocd.lcwu.edu.pk
• Crucial for life on planet
• Also called as water cycle
• Constantly cycled through atmosphere,
river ,ocean, land
3 steps
• Water cycle has 3 steps
• Evaporation and Transpiration
• Condensation
• precipitation
Evaporation and Transpiration
• Water is lost from land and water bodies
• Water is present in two forms
• Ground water(lost by evaporation
• Surface water (lost by transpiration
• Evaporation
• sun heats up liquid water and changes it to gas
. water that is evaporated from earth oceans
etc rises in atmosphere.
• Transpiration
• Process of evaporation from plants is called
transpiration
condensation
• As water in form of gas rises higher in
atmosphere.
• it starts to cool and become a liquid again this
is condensation.
• When large amount of water condenses it
forms clouds.
