Physical and Chemical Changes Flashcard

Front

What type of change results in the formation of a new substance?

Back

Chemical change.

Front

If the chemical properties of a substance remain unchanged and only its appearance or shape changes, what type of change is it?

Back

Physical change.

Front

What type of change occurs when fireworks are ignited?

Back

Chemical change.

Front

What type of change occurs when baking cupcakes?

Back

Chemical change.

Front

What state of matter is represented by water?

Back

Liquid.

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 one or more new substances with different properties.

Front

Give an example of a physical change.

Back

Melting ice.

Front

Give an example of a chemical change.

Back

Rusting of iron.

Front

What happens to the molecules during a physical change?

Back

The molecules rearrange but do not change their chemical structure.