Density

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

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

If an object has a density of 3.6 g/mL and you put it into water, will it sink or float?  

• sink
• float

What is the volume of Object X?

• 10.0 cm³
• 15.0 cm³
• 20.0 cm³
• 25.0 cm³

The density of this material is 2 g/cm³.
There are 24 cm³  Find the total mass.

• 12 grams
• 48 grams
• 12 g/cm³
• 48 g/cm³

Tags

CCSS.7.RP.A.3

Find the volume of this piece of brass.  

• 50 g
• 10 cm
• 6 cm³
• 12 cm³

What is the volume of the fish?

• 18.0 cm³
• 6.0 cm³ 
• 38.0 cm³

Which box has a higher density?  

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

True or False:  The density of a specific type of material never changes.  

• True
• False

Frank has a paper clip. It has a mass of 9g and a volume of 3cm³. What is its density?

• 3 g/cm³
• 1/3 g/cm³
• 27 g/cm³
• 39 g/cm³

Here are 5 cubic centimeters (cm³).    All together they  have a mass of 20 g what is the density?

• 20 g/cm³
• 80 grams
•  4 g/cm³
• 80 g/cm³