Hydrology - Intro and Freshwater

1. Approximately what percent of Earth’s surface is covered with water?

• 3

• 50

• 71

• 97

Tags

NGSS.MS-ESS2-4

2. What is the correct percentage of saltwater vs. freshwater?

• 50% salt water, 50% fresh water

• 97% salt water, 3% fresh water

• 97% fresh water, 3% salt water

• 70% salt water, 30% fresh water

3. Out of all water on Earth, approximately what percent is locked up in ice and snow?

• 1

• 2

• 30

• 97

Tags

NGSS.MS-ESS2-4

4. Of all of Earth’s water, approximately what percent is available for human use?

• 1

• 3

• 30

• 97

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

5. We get almost all of the water that we drink from:

• the oceans

• rivers and lakes

• melting ice

• ground water

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

6. This is the movement of water from our earth's surface/ground to the atmosphere, and back to the surface.

• water cycle

• precipitation

• evaporation

• glaciers

Tags

NGSS.MS-ESS2-4

7. Which statement is NOT correct about the water cycle?

• Solar radiation is needed for evaporation and transpiration to take place.

• Water going from a vapor (gas) to liquid is called condensation.

• Gravity is the force for groundwater flow, surface water flow, infiltration, and precipitation.

• Water going from solid to gas is called transpiration.

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

8. What is the correct order of events in the water cycle?

• condensation -> evaporation -> precipitation

• precipitation -> condensation -> evaporation

• evaporation -> precipitation -> condensation

• evaporation -> condensation -> precipitation

Tags

NGSS.MS-ESS2-4

9. The total amount of water on Earth _________________________.

• a. Is increasing because of precipitation.

• b. Changes constantly due to the weather.

• c. Is decreasing because water is consumed and evaporated.

• d. Is fairly constant because what is evaporated comes back as precipitation.

Tags

NGSS.MS-ESS2-4

10. What is the energy source that fuels the water cycle?

• mantle

• electricity

• sun

• wind

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4