Holt Environmental Science

A type of vegetation that includes broadleaf evergreen shrubs and is located in areas with hot dry summers and mild wet winters.

Tags

NGSS.MS-LS1-5

An underground layer of rock or sediment that holds water

• watershed

• groundwater

• permeability

• aquifer

It refers to the removal of salt from ocean water

• dam

• reservoir

• salination

• desalination

2/3 of freshwater on Earth is "locked away" in what water source location?

• atmosphere

• rivers and lakes

• underground

• ice and glaciers

Tags

NGSS.MS-ESS2-4

____________ is the water that collects in spaces and soil UNDERGROUND.

• Soil water

• Groundwater

• under pools

• ice caps

Tags

NGSS.MS-ESS3-1

A specific source of pollution is known as

• Water pollution

• Point source 

• Non-point source 

What % of freshwater is on Earth?

• 97%

• 71%

• 3 % 

• 1 %

Tags

NGSS.MS-ESS2-4

Widespread pollution problems are known as...

• Point source

• Non-point source

• Erosion

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

Animal wastes that runoff into water is an example of which types of pollution?

• bacterial & chemical 

• chemical & sediment

• nutrient & bacterial 

• sediment & nutrient

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

• Reservior

• River

• Dam

• Levee