Water on Earth

Front

What is salt water?

Back

Salt water is water that contains a significant concentration of dissolved salts, primarily sodium chloride. An example of salt water is an ocean.

Front

What type of water can humans safely drink?

Back

Humans can safely drink fresh water.

Front

What is groundwater?

Back

Groundwater is water that is found underground in reservoirs called aquifers. It is an important source of drinking water.

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

Front

Where is most of the Earth's water found?

Back

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

Front

What percentage of the Earth's surface is covered by water?

Back

Water covers over 70% of the Earth's surface.

Tags

NGSS.MS-ESS2-4

Front

What is fresh water?

Back

Fresh water is water that has low concentrations of dissolved salts, making it safe for drinking and irrigation.

Front

What is an aquifer?

Back

An aquifer is a geological formation that can store and transmit groundwater.

Tags

NGSS.MS-ESS3-1

Front

What is the difference between salt water and fresh water?

Back

Salt water contains a high concentration of salts, while fresh water has low salt concentrations.

Front

Can you name a body of fresh water?

Back

Examples of fresh water bodies include lakes, rivers, and streams.

Tags

NGSS.MS-ESS2-4

Front

What is the largest source of fresh water on Earth?

Back

The largest source of fresh water on Earth is glaciers and ice caps.

Tags

NGSS.MS-ESS2-4