Chapter 2 State of Matter

Front

What causes molecules to have more energy and move faster?

Back

An increase in temperature.

Front

What happens during a chemical reaction?

Back

Bonds between atoms are often broken to form new molecules.

Front

What happens when a liquid experiences an increase in temperature?

Back

It can change into a gas.

Front

Why do solids have the least amount of energy?

Back

Their atoms are packed tightly together and vibrate very slowly.

Front

What happens through evaporation?

Back

Liquid water turns into gas.

Front

Define matter.

Back

Anything that has mass and takes up space.

Front

What are the three states of matter?

Back

Solid, liquid, and gas.

Front

How do molecules behave in a solid state?

Back

Molecules are tightly packed and vibrate in place.

Front

How do molecules behave in a liquid state?

Back

Molecules are close together but can move past one another.

Front

How do molecules behave in a gas state?

Back

Molecules are far apart and move freely.