Unit 5: Hydrosphere

Which describes an estuary?

• A large body of fresh water.
• A large body of salt water.
• The wide, lower course of a river where fresh and salt water mix.

Where does most fresh water exist?

• ice caps, lakes, and streams
• glaciers, rivers, and oceans
• aquifers, ice caps, and glaciers

Tags

NGSS.MS-ESS2-4

How much of the earth's water is freshwater?

• 50 %
• 3 %
• 97 %
• 93 %

Tags

NGSS.MS-ESS2-4

Ocean's cover what percent of the Earth's surface?

• 70 %
• 60 %
• 10 %
• none of the above

Groundwater is _________ that enters a watershed and is absorbed into the soil.

• Snow
• Precipitation
• Run-off
• Saturated

Tags

NGSS.MS-ESS2-4

Water that stands or flows across the Earth’s surface.

• Groundwater
• Surface water
• Runoff
• Divide

Tags

NGSS.MS-ESS2-4

In addition to salinity, what factor affects the density of seawater?

• depth
• latitude
• temperature
• salt content

Because of the Coriolis effect, ocean currents in the Northern Hemisphere are deflected...

• clockwise
• counter clockwise
• north
• south

Tags

NGSS.MS-ESS2-6

What force guides the movement of deep currents?

• density differences
• wind
• Coriolis Effect
• continental barriers

Tags

NGSS.MS-ESS2-6

Water scarcity in most cases is caused by over-exploitation, excessive use and unequal access to water among different social groups.

• True

• False