Density

What is the formula for density?

• density = mass x volume
• density = mass / volume
• density = mass + volume
• density = mass - volume

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

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

Which units of measurement are used for volume?

• grams
• centimeters
• grams/milliliter
• milliliter

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

What is the volume of Object X?

• 10.0 cm³
• 15.0 cm³
• 20.0 cm³
• 25.0 cm³

Which object has the highest density in this picture?

• A

• B

• C

You calculated the density of an unknown substance to be 7.8g/cm³. According to the chart, which of the substances doe you most likely have?

• Zinc

• Copper

• Tin

• Iron

You calculated the density of an unknown substance to be 5.7g/cm³. According to the chart, which of the substances do you most likely have?

• Aluminum

• Iron

• Tin

• Zinc

Which of the following substances would float in water? (Hint: water has a density of 1g/cm³)

• gold

• rubber

• water

• cork