Property Changes in Chemical Reactions Quizizz

Which is a statement of the law of conservation of mass?

• Mass can be created or destroyed in a reaction.

• The total mass before a chemical reaction is the same as the total mass after the reaction.

• Every reaction creates an equal amount of mass related to the amount of energy required for the reaction.

• The total amount of mass is equal to the volume of both chemicals in the reaction.

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NGSS.MS-PS1-5

When a substance undergoes a chemical change, its identity does not change. _______________

• True

• False

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

• bending a pop can

• evaporating of milk

• melting wax

• burning paper

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NGSS.MS-PS1-5

NGSS.MS-PS1-2

An example of a chemical change is ____.

• a magnet sticking to the refrigerator

• dew disappearing from the grass

• mashing potatoes

• frying a hamburger

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NGSS.MS-PS1-5

NGSS.MS-PS1-2

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

• lighting a match

• dissolving salt into water

• freezing water

• breaking a glass

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NGSS.MS-PS1-5

NGSS.MS-PS1-2

A change in color is evidence of a _______________.

• Physical change

• Physical property

• Chemical change

• Chemical property

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NGSS.MS-PS1-2

Chemical reactions ______.

• absorb more energy than they release

• can either release more energy than they absorb or absorb more energy than they release, depending on the reaction

• release and absorb exactly the same amount of energy

• release more energy than they absorb

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NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

When a log burns in a fire, _____.

• a physical change has occurred

• mass is gained

• mass is lost

• new substances are formed

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NGSS.MS-PS1-5

NGSS.MS-PS1-2

Which of the following isn't a sign of a chemical change?

• Change in state of matter

• Change in color

• Boiling

• Release of light or sound

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NGSS.MS-PS1-2

True or False: Mass is conserved in the following reaction.

• True

• False

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NGSS.MS-PS1-5