Human Impact on Water

What type of water do humans need to survive?

• salt water

• ocean water

• fresh water

• polluted water

Which of the following is the greatest residential use of water?

• shower

• leaks

• toilet

• washing machine

Despite the planet earth being covered in more water than landmass, more than _____ percent of this water is saltwater that cannot be consumed by people.

• 10

• 25

• 62

• 97

During a prolonged period of _____, people may run out of water.

• drought

• rainfall

• well drilling

• dam building

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

_____ is any method of bringing water to plants. It allows people to grow crops in areas that are otherwise dry and would not be able to support agriculture.

• water treatment

• plumping

• evaporation

• irrigation

Tags

NGSS.MS-ESS2-4

Radioactive substances, heavy metals, and oils are examples of _____.

• industrial pollution

• community pollution

• municipal pollution

• agricultural pollution

Tags

NGSS.MS-ESS3-4

True or False: Water pollution does not affect marine life.

• true

• false

Tags

NGSS.MS-LS2-4

True or False: Keeping pollutants from getting into the water system is better than cleaning the water up after it is polluted.

• true

• false

Tags

NGSS.MS-ESS3-3

Water quality standards are set by _____, in accordance with the _____ Act.

• The EPA; Clean Water

• The federal government; Environmental Protection

• Clean Water Association; Water Quality

• State governments; Clean Environment

Less than one percent of all water on Earth is liquid freshwater. Which is a recreational use of freshwater by humans?

• white water rafting

• surfing

• beachcombing

• sea kayaking