States of Matter and Phase Change

Front

What are the three main states of matter?

Back

Solid, liquid, and gas.

Front

What is the phase change from solid to liquid called?

Back

Melting.

Front

What is the phase change from liquid to solid called?

Back

Freezing.

Front

What is the phase change from gas to liquid called?

Back

Condensation.

Front

What is the phase change from liquid to gas called?

Back

Evaporation.

Front

Describe the arrangement of particles in a solid.

Back

Particles are closely packed together and vibrate in place.

Front

Describe the arrangement of particles in a liquid.

Back

Particles are close together but can flow around each other.

Front

Describe the arrangement of particles in a gas.

Back

Particles are far apart and move freely.

Front

What happens to the energy of particles during melting?

Back

Energy is absorbed, causing particles to move more freely.

Front

What happens to the energy of particles during freezing?

Back

Energy is released, causing particles to move closer together.