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Physical/Chemical Changes

Chemistry

5th Grade

NGSS covered

Used 53+ times

Physical/Chemical Changes
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16 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A family goes camping and creates a to roast marshmallows. The next morning, the kids notice that the logs are no longer there, and all that remains are ashes. Which best explains why the ashes from a log are evidence of a chemical change?

The color of the wood changed from brown to gray.
The wood breaks down into smaller matter when burned.
The ashes cannot be put back together to create a log again.
Something was added to the log, and it cannot be removed.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which example best describes a physical change?

iron rusting
charcoal burning
an ice cube melting
a marshmallow burning

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Water is boiled and turns to vapor. The vapor is cooled and changes back into water. Which best describes what has occurred?

a physical change, because the matter changed its state
a chemical change, because the matter changed its state
a physical change, because a new substance was formed
a chemical change, because a new substance was formed

Tags

NGSS.MS-PS1-4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is an example of a chemical change?

baking a cake
freezing water
crushing a can
breaking an egg

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is the best example of a physical change?

ice melting
paper burning
fireworks exploding
leaves changing color

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which best explains why burning wood is a chemical change?

The process occurs quickly.
The process can be reversed.
The process can be repeated.
The process creates a new substance.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is a chemical change?

frying an egg
boiling water
breaking a glass cup
crushing a piece of bread

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

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