Water Smart: Water On Earth

Approximately what fraction of the Earth is covered by water?

• 1/4

• 3/5

• 1/2

• 3/4

Tags

NGSS.MS-ESS2-4

Most of the Earth's water is located in the (a)   .

Tags

NGSS.MS-ESS2-4

An underground layer of clay and rock that traps water is called a _______________.

• Reservoir

• Estuary

• Aquifer

• Wetland

Tags

NGSS.MS-ESS3-1

There is more water located in glaciers than all the lakes in the world.

• True

• False

Tags

NGSS.MS-ESS2-4

What is the term for a lake that is used to give water to a city or town?

• Estuary

• Reservoir

• Wetland

• Habitat

The amount of water on Earth, and in its atmosphere, could one day change.

• True

• False

Tags

NGSS.MS-ESS2-4

If all the Earth's water were to be poured into 100 buckets, _______ of the buckets would be filled with salty ocean water.

• 80

• 26

• 97

• 15

The amount of water in a lake can change depending on how much rain or snow falls over time.

• True

• False

Tags

NGSS.MS-ESS2-4

The wearing down of rock over time is called __________.

• Erosion

• Rock reduction

• Weathering

• Deletion

Tags

NGSS.MS-ESS2-2

A man or a woman who studies moving water is called an _______.

• Waterologist

• Oceanographer

• Estuarologist

• Hydrologist