Density

What is the density of water?

• 0 g/mL

• 1 g/mL

• 10 g/mL

• 100 g/mL

An object with which of the following densities will float on water?

• 0.7 g/cm³

• 1.2 g/cm³

• 3.5 g/cm³

• 11.4 g/cm³

A block has a mass of 54g and a volume of 20cm3.  What is the density of the block?

• 74 g/cm3
• 1080 g/cm3
• 34 g/cm3
• 2.7 g/cm3

A can of Coke will sink in a bowl of water.  A can of Diet Coke will float in a bowl of water.  What does this tell you about the density of the Diet Coke?

• it is bigger than 1
• it is smaller than 1
• it is equal to 1
• it is equal to -1

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

Veal finds a gold colored rock in a river.  It has a mass of 9.65 grams and a volume of 0.5 cm3.  What is the density of the rock?

• 10.15 g/cm3
• 19.3 g/cm3
• 9.15 g/cm3
• 4.825 g/cm3

The following liquids are poured together in a beaker: alcohol (density=0.79), corn syrup (density=1.38), water (density=1.0), and cooking oil (density=0.93).  Which of these liquids will sink to the bottom of the beaker?

• alcohol
• corn syrup
• water
• cooking oil

A brick sinks in water while a wooden block of the same size floats.  This is because the brick has a

• lower volume than the wooden block
• lower density than the wooden block
• higher volume than the wooden block
• higher density than the wooden block

What is the mass of a liquid that has a density of 0.9 g/mL and a volume of 30mL?

• 27 grams

• 0.03 grams

• 35.56 grams

• 33.33 grams

A piece of copper has a mass of 89 g and a density of 8.9 g/cm³. What would be the volume of the copper?

• 0.1 cm³

• 792.1 cm³

• 10 cm³

• 80.1 cm³