Physical and Chemical Changes

Front

What is a change in size, shape, or matter that does not create something new?

Back

Physical change

Front

What state of matter spreads apart or squeezes together to fit into a space?

Back

Gas

Front

What is another name for a chemical change?

Back

Chemical reaction

Front

True or False: When changing a liquid to a gas thermal energy is added for boiling.

Back

True

Front

What state of matter takes the shape of the container it's in?

Back

Liquid

Front

What is a chemical change?

Back

A process where substances combine or break apart to form new substances.

Front

What is an example of a physical change?

Back

Melting ice into water.

Front

What happens to the molecules in a solid when it is heated?

Back

They gain energy and may start to move apart, leading to a change to a liquid.

Front

What is the process of a solid turning directly into a gas called?

Back

Sublimation.

Front

What is an example of a chemical change?

Back

Rust forming on iron.