PS 3.1 & 3.2 Flashcard Review

Front

What happens to energy when ice melts to form water?

Back

Energy is absorbed.

Front

What is the state of matter that all atoms and molecules are in?

Back

All matter is in motion.

Front

What is the process called when a solid becomes a liquid?

Back

Melting.

Front

What is the term for particles that move rapidly and have become ionized?

Back

Plasma.

Front

What happens to particle speed when they are heated?

Back

Particles speed up.

Front

Define melting in terms of phase change.

Back

Melting is the process of a solid turning into a liquid.

Front

What is plasma?

Back

Plasma is a state of matter where particles are ionized and move rapidly.

Front

What is the difference between evaporation and melting?

Back

Evaporation is the transition from liquid to gas, while melting is from solid to liquid.

Front

What is sublimation?

Back

Sublimation is the process where a solid turns directly into a gas without becoming a liquid.

Front

What is the kinetic molecular theory?

Back

The kinetic molecular theory states that matter is made up of particles that are in constant motion.