All the Water in the World Review

Front

When referring to the water cycle, Earth is a ____________ system.

Back

closed

Front

Where is most water found on Earth?

Back

Oceans

Front

What is it called when plants give off water vapor as a waste product?

Back

Transpiration

Front

How much of our planet's water is saltwater?

Back

97%

Front

About what percent of water on Earth is saltwater?

Back

97%

Front

What is the process called when water changes from liquid to gas?

Back

Evaporation

Front

What is the term for the continuous movement of water on, above, and below the surface of the Earth?

Back

Water Cycle

Front

What percentage of Earth's water is freshwater?

Back

3%

Front

What is the main source of Earth's freshwater?

Back

Glaciers and ice caps

Front

What is the term for the process where water vapor cools and changes back into liquid water?

Back

Condensation