The two main types of water are. . .

(select 2 answers)

• Ground water

• Salt water

• Fresh water

• Ocean water

Tags

NGSS.MS-ESS2-4

Water is a renewable resource due to the ______.

• water cycle.

• Earth being 71% water.

• amount of water we need.

• False, it is not a renewable resource.

Tags

NGSS.MS-ESS2-4

Of all the water on Earth, only ___ is useable freshwater.

• 3%

• 77%

• 97%

• 1%

true or false:

We may run out of fresh water.

• True

• False

Tags

NGSS.MS-ESS3-1

NGSS.MS-ESS3-4

The two sources of freshwater are ____.

(select 2 answers)

• Surface water

• Ground water

• Oceans

• Watersheds

Tags

NGSS.MS-ESS2-4

select all that apply:

Cleveland obtains its water from. . .

• a surface source

• groundwater

• Lake Erie

• the ocean

Tags

NGSS.MS-ESS2-4

Which is the greatest use of freshwater globally?

• Residential

• Industrial

• Agricultural

Tags

NGSS.MS-ESS3-1

NGSS.MS-ESS3-4

What does potable mean?

• safe to drink

• able to be transported

• collected from precipitation

• poisonous

Why must water be treated?

• to rid it of poisonous elements & pathogens

• to protect pipes

• to ensure it is water

• It does not need to be treated.

Tags

NGSS.MS-PS1-2

select all that apply:

What are methods used to treat fresh water?

• adding chemicals

• evaporation

• desalination

• screen & filters (physical means)