Plants
What produces water vapor from plants?
Transpiration
When did the water cycle began?
about 3.8 million years ago
What is the first step of the water cycle?
What is transpiration?
The exhalation of water vapor through the stomata
What is the process during the water cycle that is responsible for changing water from a liquid to a gas?
Evaporation
How do plants take in water?
Through their roots
Where is 97% of the world's water stored?
Oceans
Whats the fourth step of the water cycle?
Precipitation
What does the process of interception do?
It refers to precipitation that does not reach the soil
How much of Earth's surface is covered with water?
70%
How do plants give off water?
Through transpiration in their leaves
What is the remaining type of water?
Freshwater
Whats the third step of the water cycle?
Condensation
What process occurs when water changes from a gas to a liquid?
Condensation
What is soil moisture important for?
Controlling the exchange of water
What does the water cycle provide plants?
water for photosynthesis and helps distribute that water
How much of the world's water is water vapor in the atmosphere?
0.35%
What is the seventh step of the water cycle?
Percolation
What does the water cycle show?
The continues movement of water within the Earth and atmosphere
What percentage global precipitation falls on the land compared to the oceans?
22%
Why is the water cycle important for plants?
It is how water reaches animals and humans
1,154mm
What is the last step of the water cycle?
Transpiration
What is a river basin?
The total area of land that is drained by a river and all of its tributaries
How long does it take a drop of water to travel through the water cycle?
It depends on the path the droplet takes