Water on Earth

Front

What is the greatest threat to groundwater as the population grows in the United States?

Back

Sewage

Tags

NGSS.MS-ESS3-4

Front

What does salinity measure in a body of water?

Back

The amount of salt.

Front

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

Back

True

Front

Why is clean water important for life on Earth?

Back

All life on Earth depends on clean water to live and grow.

Tags

NGSS.MS-ESS2-4

NGSS.MS-LS2-1

Front

Where is most of Earth's water located?

Back

In the oceans.

Tags

NGSS.MS-ESS2-4

Front

What are the main sources of groundwater pollution?

Back

Sewage, agricultural runoff, industrial waste, and chemicals.

Tags

NGSS.MS-ESS3-4

Front

Define groundwater.

Back

Water that is stored underground in aquifers.

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

Front

What is the water cycle?

Back

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

Tags

NGSS.MS-ESS2-4

Front

What is the significance of the oceans in the Earth's water distribution?

Back

They contain about 97% of Earth's water.

Front

What is the impact of population growth on water resources?

Back

Increased demand for clean water and greater potential for pollution.

Tags

NGSS.MS-ESS3-4