Density and Buoyancy Quiz

What is density?

• The space an object takes up

• The weight of an object

• The amount of matter an object has

• How tightly packed matter is in an object

What does density tell us about a substance?

• The amount of matter an object has

• The weight of an object

• How tightly packed matter is in an object

• The space an object takes up

How does density affect whether an object sinks or floats in a liquid?

• Objects with lower density sink

• Objects with higher density sink

• Objects with higher density float

• Objects with lower density float

What is the relationship between volume and density?

How is density measured?

• By comparing the mass and weight of an object

• By comparing the volume and weight of an object

• By comparing the weight and volume of an object

• By comparing the mass and volume of an object

What is the relative density of lead?

• 0.5

• 11.3

• 1.0

• 0.2

What happens when a substance of greater density is placed in a less dense liquid?

• The substance dissolves

• The substance evaporates

• The substance floats

• The substance sinks

According to Archimedes' Principle, why do steel ships float?

• Steel ships are made of buoyant materials

• Steel ships have high density

• Steel ships have low density

• Steel ships displace a lot of water