Physical Versus Chemical Change Review

Glass Breaking

• Physical Change

• Chemical Change

separating sand from gravel

• Physical Change

• Chemical Change

Is mixing air into egg whites a physical or chemical change?

• physical

• chemical

• both

• neither

What is a physical change?

• A change that produces a new substance

• A change where the substance changes form but not its chemical identity

• A change that cannot be reversed

• A change that always involves a change in color

Which of the following is a chemical change?

• Boiling water

• Burning wood

• Melting ice

• Dissolving sugar in water

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following is a sign that a chemical change has occurred?

• The substance has changed its state from solid to liquid

• The substance can be easily changed back to its original form

• A new substance with different properties is formed

• The substance has changed its shape

Tags

NGSS.MS-PS1-2

mixing lemonade powder into water

• Physical Change

• Chemical Change

squeezing oranges to make orange juice

• Physical Change

• Chemical Change

Making salt water to gargle with

• Physical Change

• Chemical Change

cream being whipped

• Physical Change

• Chemical Change