Properties of Matter and Thermal Energy

Front

What is a Physical Change?

Back

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

Front

What is a Chemical Change?

Back

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

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

Which state of matter has the least thermal energy?

Back

Solid.

Front

What is Density?

Back

The mass per unit volume of a substance.

Front

What is Thermal Energy?

Back

The total kinetic energy of particles in a substance.

Front

What is an example of a Physical Change?

Back

Flattening aluminum into foil.

Front

What is an example of a Chemical Change?

Back

Digestion of food.

Front

What is the state of matter that has a definite shape and volume?

Back

Solid.