Question

instructions: identify whether the descriptions below are physical or chemical properties. 1. a stack of cardboard boxes burning. 2. a rose smells wonderful. 3. two substances mix together and create a new substance. 4. can be observed without changing the substance.

Explanation:

1. Burning is a chemical reaction, changing the cardboard's chemical composition.
2. Smell is a physical property as it can be detected without altering the rose chemically.
3. Creating a new substance through mixing is a chemical change.
4. Observing without changing the substance is a physical - property characteristic.

Answer:

1. Chemical property
2. Physical property
3. Chemical property
4. Physical property