Density

Look at this image.  Which object has the LOWEST density in water? How? 

• The Ping Pong Ball because it floats to the top 
• The bolt because it has sunk to the bottom
• The soda cap because it is not just full of air like the Ping Pong ball

Tags

NGSS.MS-PS2-2

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

Tags

CCSS.HSG.MG.A.2

Why do the liquids form different layers?

• They have different densities.  
• They have different masses.  
• They have different volumes.  
• They are different temperatures.  

If an object has a density of .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

Tags

CCSS.HSG.MG.A.2

Find the volume if a substance has a density of 19.3g/cm3 and a mass of 10g.

• .52cm3

• 193cm3

• 1.93cm3

• 29.3cm3

Find the density of a 2 cm x 2 cm x 2 cm cube with a mass of 64 g.

• 6 cm³
• 12 g/cm³
• 128 g/cm³
• 8  g/cm³

Find the volume of the given figure.

• 308.9 cm³
• 308.2 cm³
• 312.8 cm³
• 302.9 cm³

Tags

CCSS.7.G.B.6

If you cut a wooden block in half, each half would have 

• Half the density of the original piece
•  Twice the density of the original piece 
• The same density as the original piece
• No density at all 

A piece of copper has a mass of 89g and a volume of 10 cm3.  What would be the density of the copper?

• 0.89 g/cm3
• 89 g/cm3
• 8.9 g/cm3
• 890 g/cm3

Tags

CCSS.HSG.MG.A.2