Density

Front

What is density?

Back

Density is the mass of an object divided by its volume. It tells us how much matter is packed into a certain space.

Front

What happens to an object that is less dense than the liquid it is placed in?

Back

An object that is less dense than the liquid will float.

Front

What happens to an object that is denser than the liquid it is placed in?

Back

An object that is denser than the liquid will sink.

Front

How can you measure the volume of a liquid?

Back

You can measure the volume of a liquid using a graduated cylinder.

Front

Which is denser: water or oil?

Back

Water is denser than oil.

Front

What is the formula for calculating density?

Back

Density = Mass / Volume.

Front

If an object has a mass of 10 grams and a volume of 2 cm³, what is its density?

Back

The density is 5 grams/cm³.

Front

What is buoyancy?

Back

Buoyancy is the ability of an object to float in a fluid.

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, and sink if it is more dense.

Front

What is an example of a less dense object that floats in water?

Back

A ping pong ball is an example of a less dense object that floats in water.