Matter Unit Assessment

Front

Change from Liquid to Solid is called...

Back

Freezing

Front

What happens to particles when they are heated?

Back

They speed up and spread out.

Front

What’s the density of a liquid with a mass of 36kg and a volume of 48L?

Back

0.75 kg/l

Front

Identify the state of matter that has a fixed volume and takes the shape of part of its container.

Back

Liquid

Front

When two objects come into contact with each other, heat always moves ____ the colder object until thermal equilibrium is reached.

Back

into

Front

What is the process called when a solid changes directly into a gas?

Back

Sublimation

Front

What is the term for the amount of space an object occupies?

Back

Volume

Front

What is the formula for calculating density?

Back

Density = Mass / Volume

Front

What state of matter has a definite shape and volume?

Back

Solid

Front

What happens to the density of a substance when it is heated?

Back

It generally decreases.