Relative Density

Front

What is the definition of relative density?

Back

The ability of an object to sink or float in water.

Front

If an object is more dense than water, what will it do?

Back

It will sink.

Front

If an object is less dense than water, what will it do?

Back

It will float.

Front

What can we say about the density of a metal spoon compared to water?

Back

It is more dense than water.

Front

Which of the following objects floats in water: cork, safety pin, balloon, foam ball?

Back

Cork, balloon, and foam ball float; safety pin does not.

Front

What is density?

Back

Density is the mass of an object divided by its volume.

Front

How does temperature affect the density of water?

Back

As water heats up, it becomes less dense and may float.

Front

What happens to the density of ice compared to liquid water?

Back

Ice is less dense than liquid water, which is why it floats.

Front

What is the relationship between density and buoyancy?

Back

An object will float if it is less dense than the fluid it is in.

Front

What is an example of an object that sinks in water?

Back

A metal paperclip.