Holt Environmental Science Water

Groundwater depletion can occur from

• pollution
• drought
• runoff
• leaking

infiltration

• when pollution soaks into an aquifer
• when water soaks into an aquifer
• when water runs into a river
• when pollution runs into a river

Aqueduct

• a pollution prevention device
• built to hold back water
• built to prevent flooding
• a man made river to divert water

Ogallala Aquifer

• water debate on useage
• water source for all our crops
• is polluted from oil
• is completed drained

Groundwater is

• recharge water
• seepage water
• aquifer water
• surface water

In order to reach the aquifer we build a 

• dike
• aqueduct
• well
• spring

The Clean Water Act was created

• so the government can make money
• to stop pollution
• set standards for pollution levels
• to make the lakes and rivers from fishable and swimmable

What two elements make up water?

• Helium and oxygen
• Hydrogen and oxygen
• helium and carbon
• oxygen and carbon

Why is water important?

• All living things need water
• Many living things live in water
• Water carries out body processes
• All of the above

When it rains or snows, most water that doesn't evaporate soaks into the ground. This is called -

• Ice
• Groundwater
• Habitat
• Freshwater