Chemical and Physical Changes

Which of the following examples represents a physical change?

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Which of the following is evidence of a physical change?

• new substance

• shape change

• light produced

• gas released

A teacher is demonstrating physical and chemical changes to her class. Which action should they use to demonstrate a chemical change?

• Cutting a piece of paper with scissors.

• Folding a piece of paper into an airplane.

• Ripping a piece of paper with their hands.

• Burning a piece of paper with a match.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

A physical change is

• a change where the characteristics do not change the substance

• a change where the characteristics do change the substance

• a change where the chemistry changes

Tags

NGSS.MS-PS1-2

What is the definition of chemical change?

• any change that results in the formation of one (or more) new chemical substance(s)

• changing of only the appearance of the object

• matter cannot be created or destroyed, only change form

• changes affecting the form of a chemical substance, but not its chemical composition

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of these is an example of a new substance being formed?

• a nail rusting
• a wall being painted
• water changing to steam
• paper being folded

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which example best illustrates a physical change?

• iron rusting

• charcoal burning

• an ice cube melting

• a marshmallow burning

Tags

NGSS.MS-PS1-4

A glass bottle that is shattered is a

• Chemical Change

• Physical Change

Tags

NGSS.MS-PS1-2

Baking soda and vinegar combining to make carbon dioxide is a

• Chemical Change

• Physical Change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following are examples of chemical changes? Select all that apply!

• Iron Rusting

• Gas Burning

• Breaking a Glass

• Boiling Water

• Burning Wood

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5