STAAR Science Matter Review

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What are the three states of matter?

Back

The three states of matter are solid, liquid, and gas.

Front

What is a solution?

Back

A solution is a mixture where one substance dissolves in another, like sugar in water.

Front

What happens to water when it is heated?

Back

When water is heated, it can change from a liquid to a gas (steam).

Front

What is mass?

Back

Mass is the amount of matter in an object, usually measured in grams or kilograms.

Front

What tool is used to measure mass?

Back

A pan balance is used to compare the mass of objects.

Front

What is density?

Back

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

Front

What is an example of a physical change?

Back

An example of a physical change is melting ice into water.

Front

What is an example of a chemical change?

Back

An example of a chemical change is rust forming on iron.

Front

What is evaporation?

Back

Evaporation is the process where liquid water turns into water vapor (gas).