Enegry Flow- Unit 4

Desalination is

• removing salt from water
• removing oil from water
• removing toxic chemicals from water
• adding salt to water

Water on the top the earth can form lakes or rivers, these are termed ____.

• fresh water
• infiltration
• surface water
• groundwater

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-1

A region of land that drains into a river.

• water reclamation
• watershed
• aquifer
• irrigation

Tags

NGSS.MS-ESS2-4

What would be the best definition of permeability?

• Percentage of the total volume of a rock or sediment that consists of open spaces

• The ability of a rock or sediment to let fluids pass through open spaces or pores

• The inability of a rock or sediment to let fluids pass through open spaces or pores

• The level below which the ground is saturated with water

Tags

NGSS.MS-ESS2-4

The phenomenon by which toxins concentrate in the organisms at higher trophic levels within an ecosystem is known as...

• Biotoxicity

• Biomagnification

• Eutrophication

• Predation

Eutrophication is caused by...

• fossil fuel burning in power plants.

• automobiles burning fossil fuels.

• over fertilizing farm fields.

• limestone rocks in a body of water.

Tags

NGSS.MS-ESS3-3

NGSS.MS-LS2-4

A specific source of pollution is known as

• Water pollution
• Point source 
• Non-point source 

Widespread pollution problems are known as...

• Point source
• Non-point source
• Erosion

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

A barrier that runs across a river or stream to control the flow of water.

• Reservior
• River
• Dam
• Levee

Tags

NGSS.MS-ETS1-1

A microbe that can cause harm is known as a

• Pathogen

• Pathogon

• Virus

• Bacteria