Density

What two types of measurements make up DENSITY? 

• Mass and Volume

• Temperature and Mass

• Grams and Centimeters

• Volume and Weight

Look at this image.  Which object has the LOWEST density in water? How? 

• The Ping Pong Ball because it floats to the top 

• The bolt because it has sunk to the bottom

• The soda cap because it is not just full of air like the Ping Pong ball

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 units can be used to express density?

• g/mL

• grams

• millimeters

• milliliters

Frank has an eraser. It has a mass of 4g, and a volume of 2cm³. What is its density?

• 8 g/cm³

• 2 g/cm³

• 1/2 g/cm³

• 24 g/cm³

Frank has a paper clip. It has a mass of 9g and a volume of 3cm³. What is its density?

• 3 g/cm³

• 1/3 g/cm³

• 27 g/cm³

• 39 g/cm³

What is the volume of Object X?

• 10.0 cm³

• 15.0 cm³

• 20.0 cm³

• 25.0 cm³

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