States of Matter Review (S8P1b)

Front

As temperature rises, what happens to an atom's kinetic energy?

Back

An atom's kinetic energy increases.

Front

Why does an ice cube melt on a hot summer day?

Back

The energy of the particles increases and the particles move apart.

Front

What state of matter is characterized by charged particles and is found in stars?

Back

Plasma.

Front

If heat is absorbed by ice, what phase change occurs?

Back

Liquid to gas.

Front

What does the term 'gas' refer to in states of matter?

Back

A state of matter where particles are far apart and move freely.

Front

What is the main characteristic of solids?

Back

Particles are closely packed together and vibrate in place.

Front

What happens to the particles in a liquid when it is heated?

Back

The particles gain energy and move faster.

Front

What is the process called when a solid turns directly into a gas?

Back

Sublimation.

Front

What is the definition of 'melting'?

Back

The process of a solid turning into a liquid.

Front

What happens to the volume of a gas when it is compressed?

Back

The volume decreases.