Quiz about Physical VS. Chemical Changes

Question 1

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

Accepted Answer

formation of a gas

Answer

change in shape

Answer

melting

Answer

dissolving

Question 2

Which of the following is NOT an example of a physical change?

Accepted Answer

rust

Answer

crumpled paper

Answer

pencil sharpening

Answer

shrunken clothing

Question 3

Freezing Juice?

Accepted Answer

Physical Change

Answer

Chemical Change

Question 4

A change where one or more new substances are created.

Accepted Answer

Chemical Change

Answer

Physical Change

Question 5

Change in color is a physical change.

Accepted Answer

False

Answer

True

Question 6

Fizzing, foaming, and burning are all examples of

Accepted Answer

Chemical change

Answer

Physical change

Question 7

Rust on an iron bar is an example of chemical change.

Accepted Answer

True

Answer

False

Question 8

What kind of properties can only be observed when a substance changes into a different substance?

Accepted Answer

chemical properties

Answer

physical properties

Question 9

Ms. Ferguson added 6 g of liquid wax to a cup that weighed 12 g. What is the weight of the cup after the wax solidifies?

Accepted Answer

18 g

Answer

6 g

Answer

12 g

Answer

24 g

Question 10

When you break a cracker into pieces it is a...

Accepted Answer

Physical change

Answer

Chemical change

Question 11

A mixture is the result of a physical change because...

Accepted Answer

The parts can be separated

Answer

A new substance is made

Answer

There is a chemical reaction

Answer

One part of the mixture disappears

Question 12

Which of these is a result of a chemical change?

Accepted Answer

A new substance

Answer

A mixture

Answer

A solution

Answer

Melting or freezing

Question 13

Question 13.

Accepted Answer

Chemical change

Answer

Physical change

Question 14

Question 14.

Accepted Answer

Chemical Change

Answer

Physical Change

Question 15

Question 15.

Accepted Answer

Physical Change

Answer

Chemical Change

Question 16

Question 16.

Accepted Answer

Physical Change

Answer

Chemical Change

Question 17

Question 17.

Accepted Answer

Chemical Change

Answer

Physical Change

Question 18

Question 18.

Accepted Answer

Physical Change

Answer

Chemical change

Question 19

Question 19.

Accepted Answer

Physical change

Answer

Chemical Change

Question 20

Question 20.

Accepted Answer

Chemical Change

Answer

Physical Change

Question 21

Question 21.

Accepted Answer

Chemical Change

Answer

Physical Change

Question 22

Question 22.

Accepted Answer

Physical Change

Answer

Chemical change

Question 23

Question 23.

Accepted Answer

Physical change

Answer

Chemical change

Question 24

Is paper being torn a physical or a chemical change?

Accepted Answer

physical change

Answer

chemical change

Question 25

When baking soda and vinegar react to form carbon dioxide, is that a physical or chemical change?

Accepted Answer

chemical change

Answer

physical change

Question 26

During electrolysis, water is broken into oxygen and hydrogen. Is that a physical or chemical change?

Accepted Answer

chemical change

Answer

physical change

Question 27

Is wind eroding away a rock formation, a physical or chemical change?

Accepted Answer

physical change

Answer

chemical change

Question 28

Is rusting a physical or a chemical change?

Accepted Answer

chemical change

Answer

physical change

Question 29

Lighting a Match

Accepted Answer

Chemical Change

Answer

Physical Change

Question 30

Breaking a Pencil

Accepted Answer

Physical Change

Answer

Chemical Change

Question 31

Is spoiling food a physical or chemical change?

Accepted Answer

chemical

Answer

phyiscal

Question 32

Is sqeezing organges to make orange juice a phyical or chemcial change?

Accepted Answer

physical

Answer

chemical

Question 33

If enough heat is taken away from a container of water, what will happen to the water?

Accepted Answer

It will become a solid.

Answer

It will begin to boil.

Answer

It will turn into a gas.

Answer

It will increase in weight.

Question 34

Is hammering wood together to build a house a chemical or physical change?

Accepted Answer

physical

Answer

chemical

Question 35

A change in the size, shape, or state of matter.

Accepted Answer

physical change

Answer

chemical change

Answer

chemical reaction

Answer

electron change

Question 36

Kim puts an ice cube in a beaker and it melts. This is a good example of:

Accepted Answer

a physical change.

Answer

a chemical change.

Answer

an experiment.

Answer

an analysis.

Question 37

What characteristic defines all chemical changes?

Accepted Answer

A new material is formed.

Answer

There is a change of state.

Answer

Electricity is produced.

Answer

Bubbles are produced.

Question 38

Marco tears a piece of notebook paper into smaller pieces, as shown below.
Tearing paper into pieces is an example of what kind of change?

Accepted Answer

B.  a physical change

Answer

A.  a change in mass

Answer

C. a chemical change

Answer

D.  a change in energy

Question 39

Which is not a clue that could indicate a chemical change?

Accepted Answer

B.  Change in shape

Answer

A.  Change in color

Answer

C.  Change in energy

Answer

D.  Change in odor

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