8th Grade Practice Test 2

Name

Find the volume of the given figure.

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

An irregularly shaped piece of gold was lowered into a graduated cylinder holding a volume of water equal to 17 ml. The height of the water rose to 20 ml. If the mass of the gold was 27 g, what was its density?

• 9 g/mL
• 10.5 g/mL
• 6.5 g/mL
• 8 g/mL

Find the Volume

• 428.4 cm3
• 412.8 cm3
• 404.2 cm3
• 400 cm3

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

Which of the following is the correct definition of density?

• The amount of stuff in an object
• The amount of space an object takes up
• A measure of the force of gravity on an object
• The amount of matter (mass) packed into a space (object)

An object is is placed into 45 mL of water. The water rises to 48 mL. What is the volume of the object?

• 3 mL
• 93mL
• 8 mL
• 83 mL

Put the liquids in order from most dense to least dense?

• 4, 3, 2, 1
• 1, 2, 3, 4
• 3, 4, 2, 1,
• 4, 3, 1, 2

Which object has the highest density in this picture?

• A
• B
• C

In a density column, is the substance with the highest density on the bottom or the top?

• Bottom
• Top