Water on Earth

Front

What is the main source of Earth's water?

Back

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

Front

What is salinity?

Back

Salinity is the amount of salt in a body of water.

Front

What type of water do rivers contain?

Back

Rivers contain freshwater.

Front

What is a major threat to groundwater due to population growth?

Back

Sewage is likely to be the greatest threat to our groundwater.

Front

True or False: Keeping the water running while brushing your teeth wastes water.

Back

True.

Front

What are the two main types of water on Earth?

Back

Freshwater and saltwater.

Front

Where is most of the freshwater on Earth found?

Back

Most of the freshwater is found in glaciers.

Front

What is groundwater?

Back

Groundwater is water that is stored underground in soil and rock layers.

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.