Density and Buoyancy Review

True or False: Volume is the amount of matter in a substance. Mass is the amount of space a substance takes up. 

• True
• False 

What is density?

• The amount of matter in a specific space

• How heavy something is

• How much space something takes up

Which box has a higher density?  

• Box A
• Box B
• cannot be determined
• they are the same

Which object has the LEAST density?

• A

• B

• C

What is the formula for density?

• density = mass x volume
• density = mass / volume
• density = mass + volume
• density = mass - volume

An object should float in a liquid if...

• Its denser than the liquid

• It's the same density as the liquid

• It's less dense than the liquid

Which statement is true about this picture?

• The dish soap is more dense than the honey

• The cherry tomato is more dense than the milk

• The honey is less dense than the bolt

• The water is less than the lamp oil

Tags

NGSS.MS-PS1-2

In this image, a ping pong ball is floating in water.

Select the statement(s) that are true.

• The ping pong is less dense than the water

• The water is less dense than the ping pong

• If the ping pong ball was bigger, it would eventually sink

Why does the Screw SINK in Honey?

• The screw is less dense than the honey

• The screw is more dense than the honey

• the screw has the same density as the honey

True or false: the pasta is more dense than the popsicle stick

• True

• False

Tags

NGSS.MS-PS1-2