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

Which units of measurement are used for volume?

• grams

• centimeters

• grams/milliliter

• milliliter

Which lab tool might you use to measure the volume of a liquid?

• electric scale

• bunsen burner

• test tube

• graduated cylinder

I have two objects with the same volume but different masses.  Which object will be more dense?

• The object with less weight.

• The object with more weight.

• The object with more mass.

• The object with less mass.

What is the formula for density?

• density = mass x volume

• density = mass / volume

• density = mass + volume

• density = mass - volume

What is the volume of 150 grams of lead if it has a density of 11.3 g/cm³?

• 13.3 g

• 13.3 cm³

• .075 g

• 1695 cm³

An empty beaker has a mass of 60 grams.  When mercury is added to the beaker, it has a mass of 200 grams. What is the mass of the mercury?

• 140 grams

• 200 grams

• 140 mL

• 260 g

Tags

NGSS.HS-PS1-7

Density is...

• the amount of mass in an object

• the amount of space an object takes up

• the amount of mass in a given space

• the weight of an object

Why do ice cubes float in a  glass of water?

• the ice cubes are more dense than the water

• the water is more dense than the ice cubes

• the water is more dense than the glass

• the ice is more dense than the glass

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