Where's Earth's Water?

Front

What is transpiration?

Back

Transpiration is the process by which plants give off water vapor as a waste product.

Front

What is the largest watershed in the United States?

Back

The largest watershed in the United States is the Mississippi River Watershed.

Front

What percentage of Earth's water is salt water?

Back

97% of Earth's water is salt water.

Front

What is the boundary around a watershed called?

Back

The boundary around a watershed is called the divide.

Front

What happens to water vapor when it condenses?

Back

When water vapor condenses, it gets cold and changes back into liquid.

Front

What is the process of water changing from liquid to vapor called?

Back

The process of water changing from liquid to vapor is called evaporation.

Front

What is the main source of freshwater on Earth?

Back

The main source of freshwater on Earth is glaciers and ice caps.

Front

What is a watershed?

Back

A watershed is an area of land that drains all the streams and rainfall to a common outlet.

Front

What is the water cycle?

Back

The water cycle is the continuous movement of water on, above, and below the surface of the Earth.

Front

What is condensation?

Back

Condensation is the process by which water vapor in the air cools and changes back into liquid water.