Density

True or False: The density of a pure substance never changes.

• True

• False

Put the liquids in order from most dense to least dense?

• 4, 3, 2, 1
• 1, 2, 3, 4
• 3, 4, 2, 1, 
• 4, 3, 1, 2

Tags

NGSS.5-PS1-3

Why does ice float?

• Liquid water is less dense than solid water.
• Solid water is less dense than liquid water.
• Gaseous water is less dense than solid water.
• Liquid water is less dense than gaseous water.

Tags

NGSS.5-PS1-3

What do we know about the density of lamp oil, rubbing alcohol, and vegetable oil?  

• The density is greater than 1.0 g/mL
• The density is less than 1.0 g/mL
• The density is equal to 1.0 g/mL
• The density can not be determined

Tags

NGSS.5-PS1-3

In general what is the most dense form of matter?

• solid
• liquid
• gas
• plasmas

If an object has a density of .6 g/cm³ and you put it into water, will it sink or float?

• sink

• float

Which liquid is the least dense?

• oil
• water
• syrup 
• plastic bottle

Tags

NGSS.5-PS1-3

What is the formula for density?

• density = mass x volume

• density = mass / volume

• density = volume / mass

• density = mass - volume

Jack has a rock. The rock has a mass of 14 g and a volume of 2 cm³. What is the density of the rock?

• 7 mL
• 7 g/cm³
• 28 g/cm³
• 1/7 g/cm³

Tags

CCSS.HSG.MG.A.2

Calculate the density of the cube.

• 2 g/cm³
• 4 g/cm³
• 6 g/cm³
• 8 g/cm³