Density Matter

What is density?

• it is the volume per unit mass of a substance

• it is speed x time

• it is distance/time

• it is the mass per unit volume of a substance

Which of these is the most dense?

• 
• 

Which of these is the least dense?

• 
• 

Which of these is the equation for density?

• mass/volume

• speed x time

• distance/time

• m/v

Why would an object float in another substance?

• It is denser than the substance

• It is less dense than the substance

• The substance is denser than the object

• The substance is less dense than the object

You have a rock with a volume of 15cm³ and a mass of 45 g. What is its density?

• 60g/cm³

• 3g/cm³

• 0.33g/cm³

• 630g/cm³

You have a different rock with a volume of 30cm³ and a mass of 60g. What is its density?

• 60g/cm³

• 2g/cm³

• 0.33g/cm³

• 630g/cm³

A block has the dimensions length 8 cm³ width 2cm³ and height 4cm³. It mass a mass of 128g. What is the density of the block?

• 9.14 g/cm³

• 2 g/cm³

• 0.1 g/cm³

• 0.5 g/cm³

Which of these objects A,B or C is the least dense?

• A

• B

• C

Which of these objects A,B or C is the most dense?

• A

• B

• C

Tags

NGSS.MS-PS1-2