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Chemical vs. Physical Changes in matter

Total questions: 33

Worksheet time: 25mins

Name
Class
Date
1.
Is burning wood a chemical or physical change?
a)
chemical
b)
physical
2.
Is glass breaking a chemical or phyiscal change?
a)
chemical
b)
physical
3.
Is a a rusting bicycle a chemical or physical change?
a)
chemcial
b)
physical
4.
Is melting butter for popcorn a chemical or physical change?
a)
chemical
b)
physical
5.
Is spoiling food a physical or chemical change?
a)
phyiscal
b)
chemical
6.
Is moldy cheese a chemical or physical change?
a)
chemical
b)
physical
7.
a copper penny turning greenish after a few years.
a)
Chemical Change
b)
Physical Change
8.
A change in the size, shape, or state of matter.
a)
chemical change
b)
physical change
c)
chemical reaction
d)
electron change
9.
Baking a cake by mixing flour, sugar, chocolate powder, eggs, and milk, and then heating them in the oven.
a)
Chemical Change
b)
Physical Change
10.
Ice melting
a)
Chemical Change
b)
Physical Change
11.
Water freezing
a)
Chemical Change
b)
Physical Change
12.
Shredding a piece of paper
a)
Chemical Change
b)
Physical Change
13.

Bending metal

a)

Physical Change

b)

Chemical Change

14.

Boiling Water

a)

Physical Change

b)

Chemical Change

15.

Dissolving Sugar

a)

Physical Change

b)

Chemical Change

16.

A chemical change is a change in

a)

an item's properties such as size, shape, density

b)

an item that creates a new substance, releases light or heat

c)

an item's sound

d)

an item's look or state of matter

17.

A physical change is a change

a)

in an item's properties like its shape, size or density.

b)

that creates a new substance or emits light or heat

c)

that creates a smell

d)

that cannot be undone

18.
Baking soda and vinegar combine to make carbon dioxide
a)
Chemical Change
b)
Physical Change
19.

When sugar dissolves in water a ______________ change occurs.

a)

Physical change

b)

Chemical Change

20.

Cracking an egg is a ________________ change.

a)

Physical Change

b)

Chemical Change

21.

Burning Sugar is an example of a ________________ change.

a)

Physical Change

b)

Chemical Change

22.
Causes a change in temperature ...
a)
Chemical Reaction
b)
Physical Reaction
23.
Bubbles form when two or more substances are combined ...
a)
Chemical Change
b)
Physical Change
24.
Evidence of a physical change.
a)
New substance
b)
Shape Change
c)
Light produced
d)
Gas released.
25.

What are the three states of matter?

a)

Solid

b)

Pretzel

c)

Phone

d)

Liquid

e)

Gas

26.

What is the process that turns a solid into a liquid?

a)

melting

b)

freezing

c)

evaporation

d)

condensation

27.

What is the process that turns a gas into a liquid?

a)

melting

b)

freezing

c)

evaporation

d)

condensation

28.

What is the process that turns a liquid into a gas?

a)

melting

b)

freezing

c)

evaporation

d)

condensation

29.

What is the process that turns a liquid into a solid?

a)

melting

b)

freezing

c)

evaporation

d)

condensation

30.
The phase change from water vapor to liquid water is known as...
a)
evaporation
b)
precipitation
c)
condensation
d)
sublimation
31.
Which thing in this picture represents a gas? 
a)
ice cubes
b)
bubbles 
c)
soda
32.
What does this tool measure?
a)
time
b)
distance
c)
mass
33.
When a stick of butter melts it changes from a...
a)
solid to gas
b)
gas to solid
c)
solid to liquid