Matter

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 physical change?

Back

A physical change is a change that affects one or more physical properties of a substance without changing its chemical composition.

Front

What is a chemical change?

Back

A chemical change is a change that results in the formation of new chemical substances.

Front

What is temperature?

Back

Temperature is a measure of how hot or cold something is, affecting the state of matter.

Front

What happens to the particles in a solid?

Back

In a solid, particles are closely packed together and vibrate in place.

Front

What happens to the particles in a liquid?

Back

In a liquid, particles are close together but can move past one another, allowing liquids to flow.

Front

What happens to the particles in a gas?

Back

In a gas, particles are far apart and move freely, filling the space available.

Front

What is the process of melting?

Back

Melting is the process where a solid turns into a liquid when heated.

Front

What is the process of freezing?

Back

Freezing is the process where a liquid turns into a solid when cooled.