Matter and Its Interactions

Front

What is the Law of Conservation of Mass?

Back

Mass is neither created nor destroyed.

Front

How would you describe the molecules in a solid?

Back

Molecules are tight with little movement.

Front

Which of the following is NOT an example of a physical change?

Back

Burning.

Front

What type of change are you observing when an ice cube melts?

Back

Physical Change.

Front

How would you describe the molecules in a gas?

Back

Molecules are very spread apart with lots of movement.

Front

What is matter?

Back

Anything that has mass and takes up space.

Front

What are the three states of matter?

Back

Solid, liquid, gas.

Front

What happens to the molecules in a liquid when heated?

Back

They move faster and spread apart.

Front

What is a physical change?

Back

A change that affects one or more physical properties of a substance without changing its chemical composition.

Front

What is a chemical change?

Back

A change that results in the formation of new chemical substances.