Matter Assessment

Front

What is the least dense state of matter?

Back

Gas is the least dense state of matter.

Front

What happens to a substance's volume when it changes from a liquid to gas?

Back

The volume increases.

Front

What occurs to the particles of a substance during freezing?

Back

The particles move closer together.

Front

What is the boiling point of water in degrees Celsius?

Back

100 degrees Celsius (373 Kelvin) is the boiling point of water.

Front

What state change occurs when solids form liquids?

Back

Melting is the state change when solids form liquids.

Front

What is the definition of matter?

Back

Matter is anything that has mass and occupies space.

Front

What are the three main states of matter?

Back

The three main states of matter are solid, liquid, and gas.

Front

How do particles behave in a solid?

Back

In a solid, particles are closely packed and vibrate in place.

Front

How do particles behave in a liquid?

Back

In a liquid, particles are close together but can move past one another.

Front

How do particles behave in a gas?

Back

In a gas, particles are far apart and move freely.