Density Review Quiz

A metric unit for volume is

• gram

• pound

• ton

• liter

A mL is equivalent to what unit?

• cubic centimeter

• cubic meter

• cubic milimeter

• cubic liter

What are the units for density?

• mL/g

• g

• g/mL

• mL

Which of these objects will float in water at room temperature?

• .95 g/mL

• 1.02 g/mL

• 1.03 g/mL

• 2.1 g/mL

If I cut something in half or remove part of an object, does the density change?

• Yes

• No

What is density?

• The amount of space something occupies

• The amount of mass something has

• The ratio of mass relative to the space occupied

• Intelligence level

What is the density of a cube with a side of 5.0 cm and and a mass of 30. g? (include the correct amount of sig figs, but omit the units)

• 150

• .24

• 150.

• .2

650 grams of ethanol has a volume of 824 mL. What is the density of ethanol?

• 7.89 g/mL
• 0.789 g/mL
• 1.268 g/mL
• 12.67 g/mL

A "C" battery with a mass of 124 grams is placed in a graduated cylinder that contains 34 mL of water. The water volume shows 42 mL after the battery has been added. What is the density of the battery?

• 3.65 g/mL
• 0.06 g/mL
• 1.63 g/mL
• 15.5 g/mL

A rectangular block of cobalt with a length of 12 cm, a width of 3 cm, and a height of 3 cm is placed on a triple-beam balance. The block of cobalt shows a mass of 961.2 grams. What is the density of the block?

• 8.9 g/cm³
• 53.4 g/cm³
• 11.4 g/cm³
• 0.1 g/cm³