Physical & Chemical Properties & Changes

Select the options below that describe physical properties.

• Properties that describe the observable features of a substance

• Properties that do not change the substance's identity

• Properties that describe how a substance interacts with other substances (reactivity)

• Properties that alter the identity of the substance

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Select the options below that describe chemical properties.

• Properties that describe the observable features of a substance

• Properties that do not change the substance's identity

• Properties that describe how a substance interacts with other substances (reactivity)

• Properties that alter the identity of the substance

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following is an example of a physical property?

• Copper bends easily

• Milk turns sour if left out of the fridge

• Iron rusts in the air

• Hydrogen gas burns explosively

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

• Baking soda with acid produces bubbles of gas

• Metal can be rolled into flat sheets

• Copper can be stretched into a thin wire

• Helium is less dense than air, so a helium balloon floats

Do the properties of a substance affect its functions in society?

• Yes

• No

Tags

NGSS.MS-PS1-3

Select each of the following that can serve as evidence that a chemical change has occurred.

• Cannot be undone/reversed

• Can usually be undone/reversed

• Change in odor

• Gas is produced

• New substance is produced

Tags

NGSS.MS-PS1-2

Which of the following is a physical change?

• Breaking glass

• Digesting food

• Burning a log on a campfire

• Baking cookies

Which of the following is a chemical change?

• Making water by joining oxygen and hydrogen atoms

• Freezing water

• Boiling water

• Dissolving salt in water

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

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

• Steam evaporating from the liquid in the kettle

• Steel screw is rusting

• Sulfuric acid reacts with zinc

• Apple is rotting

Tags

NGSS.MS-PS1-4

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

• Steam evaporating from the liquid in the kettle

• Wrecking ball smashes a building

• Garbage is burning

• Metal is melting

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5