Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What are the three main states of matter?

Back

Solid, Liquid, Gas.

Front

In which state of matter do particles move freely and are far apart?

Back

Gas.

Front

What is the definition of mass?

Back

Mass is how much matter an object contains.

Front

What happens to particles in a solid?

Back

Particles are closely packed together and vibrate in place.

Front

What happens to particles in a liquid?

Back

Particles are close together but can move past each other.

Front

What happens to particles when thermal energy is added?

Back

They speed up and spread out.

Front

What is kinetic energy?

Back

Kinetic energy is the energy of motion.

Front

What happens to gas particles if their kinetic energy decreases?

Back

They would lose speed and get closer together.

Front

What is the relationship between temperature and particle movement?

Back

As temperature increases, particle movement increases.