What is the difference between physical and chemical changes?

Science

A chemical reaction involves the formation of a new substance.

A change of state is an example of a physical change.

A change in appearance tells us a chemical change has taken place.

Sugar burning to form caramel is an example of a ...

A chemical reaction involves a change in the arrangement of particles.

A match burning is an example of a chemical reaction.

Salt dissolving is an example of a chemical reaction.

The energy gained by particles when a substance is heated.

The substances at the start of a chemical reaction.

The substances that form in a chemical reaction.

The substances that stay the same in a chemical reaction.