Question

cream being whipped *
chemical change
physical change
freezing chocolate covered bananas *
chemical change
physical change
burning toast *
chemical change
physical change

Explanation:

1. When cream is whipped, air is incorporated into it, changing its texture and volume, but no new substances are formed. This is a physical change.
2. Freezing chocolate - covered bananas only changes the state of the substances from liquid (in the case of any melted chocolate or soft - textured bananas) to solid due to a change in temperature. No new chemical substances are created, so it is a physical change.
3. Burning toast involves a chemical reaction between the toast and oxygen in the air. New substances such as carbon dioxide, water vapor, and charred remains are formed. This is a chemical change.

Answer:

1. B. physical change
2. B. physical change
3. A. chemical change