Physical and Chemical Changes

Front

What is the freezing point?

Back

The temperature at which a substance changes from a liquid to a solid.

Front

What are physical properties?

Back

Properties that can be observed without changing the identity of the substance.

Front

What kind of change occurs if matter changes in amount, size, or shape?

Back

Physical change.

Front

What is flammability?

Back

How easily something combusts; a chemical property.

Front

What is an example of a chemical property of iron?

Back

Producing colored sparks in fireworks.

Front

What is a chemical change?

Back

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

Front

What is an intensive physical property?

Back

A property that does not depend on the amount of substance present.

Front

What is an extensive physical property?

Back

A property that depends on the amount of substance present.

Front

What happens during a physical change?

Back

The form of matter may change, but its chemical identity remains the same.

Front

What is an example of a physical change?

Back

Melting ice into water.