6.5--Earth's Water Supply

About _______ of Earth's water is SALTY.

• 97%

• 1%

• 3%

• 70%

Tags

NGSS.MS-ESS2-4

Solid water (ice) is _______ than liquid water.

• less dense
• more dense

What equals the mass of the substance divided by its volume?

• density
• volume
• mass
• matter

People must have _______ to drink in order to survive.

• frozen water
• clean water
• contaminated water
• polluted water

Tags

NGSS.MS-ESS2-4

NGSS.MS-LS2-1

If an object is less dense than water, you would you expect it to...

• float
• sink

Most drinking water in the United States comes from _______ supplies.

• contaminated water
• frozen water
• ground water
• ocean water

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

NGSS.MS-ESS3-4

Since _______ when it freezes, ice is able to float in liquid water.

• water evaporates
• water expands
• water condenses
• water melts

Tags

NGSS.MS-PS1-4

Knowing the _______ of an object can help you predict if it will sink or float in water.

• temperature
• volume
• mass
• density

If an object is more dense than water, you would you expect it to...

• float
• sink

To find the density of a substance you need to know the ______, or how much space it takes up.

• mass
• volume
• length 
• temperature