2.2 physical and chemical properties and change

What is a physical property?

• A characteristic of a substance that can change without becoming a different substance

• A characteristic that describes the ability of a substance to change to a different substance

• The process of a substance changing into a new substance

• A property that only applies to liquids

Which of the following is an example of a chemical change?

• Wood burning in a fireplace

• Water freezing into ice

• Salt dissolving in water

• Sugar mixing with tea

What are typical physical properties of a substance?

• Odor, color, volume, state, density, melting point, boiling point

• Ability to form new substances

• Heat and gases production

• Residue formation

What happens during a chemical change?

• A substance changes to a fundamentally different substance

• A substance changes its state from solid to liquid

• A substance changes its color

• A substance changes its volume

Which of the following is NOT a physical property?

• Ability to form new substances

• Color

• Density

• Melting point

What is an example of a physical property?

• Color

• Rusting of steel

• Digestion of food

• Growth of plants

Which of the following describes a chemical property?

• Ability of a substance to change to a different substance

• Volume of a substance

• State of a substance

• Color of a substance

describe three physical properties of your shampoo.

• viscosity

• packaging material
• color

• pH level

• fragrance.