8.E.1.1 Water Distribution

Front

Where is most of the Earth's water located?

Back

Most of the Earth's water is located in oceans.

Front

How does the total amount of water in the hydrosphere vary over time?

Back

The total amount of water in the hydrosphere remains the same over time, but changes form due to the water cycle.

Front

What percentage of Earth's water is unavailable for human consumption due to high salinity?

Back

97% of Earth's water is unavailable for human consumption due to high salinity.

Front

What is the term for water that runs off the surface of the land into rivers and streams?

Back

Runoff is the term for water that runs off the surface of the land into rivers and streams.

Front

What is a watershed?

Back

A watershed is land that water flows over and through.

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 evaporation?

Back

Evaporation is the process by which water changes from a liquid to a gas.

Front

What is precipitation?

Back

Precipitation is any form of water that falls from the atmosphere to the Earth's surface, including rain, snow, sleet, and hail.

Front

What is surface water?

Back

Surface water is water that collects on the surface of the ground, such as in rivers, lakes, and streams.

Front

What is groundwater?

Back

Groundwater is water that is found underground in aquifers and soil.