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WorksheetsChemical vs Physical Change 2021-2022
Total questions: 79
Worksheet time: 44mins
Name
Class
Date
1.
what is burning?
a)
physical change
b)
physical property
c)
chemical change
d)
chemical property
2.
which one is a chemical property?
a)
odor
b)
combustibility
c)
solubility
d)
all of the above
3.
what is condensing?
a)
physical property
b)
chemical property
c)
chemical change
d)
physical change
4.
One cup of water is left outside for two days when it was checked there was only half a cup left. What happened?
a)
evaporation; chemical change
b)
condensation; physical change
c)
evaporation; physical change
d)
condensation; chemical change
5.
Photosynthesis is an example of a
a)
physical change
b)
chemical change
6.
When you break a cracker into pieces it is a
a)
Chemical change
b)
Physical change
c)
Chemical Weathering
d)
Physical Weathering
7.
Which of the following is a sign that a chemical reaction has occurred?
a)
change in shape
b)
melting
c)
formation of a gas
d)
dissolving
8.
Is melting butter for popcorn a chemical or physical change?
a)
chemical
b)
physical
9.
What is the definition of chemical change?
a)
any change that results in the formation of new chemical substances.
b)
changing clothes
c)
matter cannot be created or destroyed, only change form
d)
changes affecting the form of a chemical substance, but not its chemical composition.
10.
Is moldy cheese a chemical or physical change?
a)
chemical
b)
physical
11.
Is spoiled meat a chemical or physical change?
a)
chemical
b)
physical
12.
Is cream being whipped a physical or chemical change?
a)
physical
b)
chemical
13.
Is squeezing oranges to make orange juice a physical or chemical change?
a)
physical
b)
chemical
14.
Are fireworks exploding a physical or chemical change?
a)
phyiscal
b)
chemical
15.
Is mixing lemonade powder with water a physical or chemical change?
a)
physical
b)
chemical
16.
Is mowing the lawn a phyiscal or chemical change?
a)
physical
b)
chemical
17.
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
18.
One type of cold remedy is an effervescent tablet that breaks down in water. When the tablet is placed in water, it forms gas bubbles. In this example, the formation of gas
a)
is a physical property
b)
occurs when adding water to acid
c)
is a sign of a chemical change
d)
occurs wwhen the water boils
19.
Which of the following is a sign that a chemical reaction has occurred?
a)
change in shape
b)
melting
c)
formation of a gas
d)
dissolving
20.
Is melting butter for popcorn a chemical or physical change?
a)
chemical
b)
physical
21.
A solid piece of chocolate is melted and changed to liquid form. Which property of the piece of chocolate will remain the same?
a)
Texture
b)
Temperature
c)
Shape
d)
Mass
22.
Which of the following is NOT an example of a physical change?
a)
crumpled paper
b)
pencil sharpening
c)
shrunken clothing
d)
rust
23.
Freezing Juice?
a)
Physical Change
b)
Chemical Change
24.
A change where one or more new substances are created.
a)
Physical Change
b)
Chemical Change
25.
Change in color is a physical change.
a)
True
b)
False
26.
Change in density is a physical change.
a)
True
b)
False
27.
Fizzing, foaming, and burning are all examples of
a)
Chemical change
b)
Physical change
28.
Rust on an iron bar is an example of chemical change.
a)
True
b)
False
29.
What kind of properties can only be observed when a substance changes into a different substance?
a)
physical properties
b)
chemical properties
30.
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?
a)
6 g
b)
18 g
c)
12 g
d)
24 g
31.
Ky’Mireon stirs 8 g of pineapple juice mix into 200 g of ice water. What is the mass of the new solution?
a)
192
b)
200
c)
208
d)
300
32.
When you break a cracker into pieces it is a...
a)
Chemical change
b)
Physical change
33.
A mixture is the result of a physical change because...
a)
The parts can be separated
b)
A new substance is made
c)
There is a chemical reaction
d)
One part of the mixture disappears
34.
Which of these is a result of a chemical change?
a)
A mixture
b)
A solution
c)
A new substance
d)
Melting or freezing
35.
Which of these is a result of a physical change?
a)
A new odor
b)
A new gas
c)
A new chemical substance
d)
A solution
36.
Which of these does NOT happen during a chemical change?
a)
Atomic bonds are formed or break apart
b)
New substance(s) are formed with different chemical properties
c)
The number of atoms in the reaction stays the same
d)
The chemical properties of the beginning substance(s) are the same as those of the end product(s)
37.
Is a firefly lighting up a physical or chemical change?
a)
Physical
b)
Chemical
38.
Is water melting a physical or chemical change?
a)
Physical
b)
Chemical
39.
Is salt dissolving in water a physical or chemical change?
a)
Physical
b)
Chemical
40.
Is digesting your food a physical or chemical change?
a)
Physical
b)
Chemical
41.
Is a tree sprouting a physical or chemical change?
a)
Physical
b)
Chemical
42.
Is getting a tan a physical or chemical change?
a)
Physical
b)
Chemical
43.
Is a car using fuel a physical or chemical change?
a)
Physical
b)
Chemical
44.
Is sour milk a physical or chemical change?
a)
Physical
b)
Chemical
45.
Is bending copper wire a physical or chemical change?
a)
Physical
b)
Chemical
46.
Is steam a physical or chemical change?
a)
Physical
b)
Chemical
47.
Is melting butter a physical or chemical change?
a)
Physical
b)
Chemical
48.
Is getting sick with a fever a physical or chemical change?
a)
Physical
b)
Chemical
49.
If liquid nitrogen is brought to a boil, is this a physical or chemical change?
a)
Physical
b)
Chemical
50.
Which of these is true of fruits blended together?
a)
chemical change
b)
physical change
c)
both types of changes
d)
none of these
51.
Gallium spoon melting is a physical change because a puddle of _____ metal is left afterwards.
a)
iron
b)
steel
c)
aluminum
d)
gallium
52.
Changes between states of matter are often which?
a)
chemical changes
b)
physical changes
c)
both
d)
neither
53.
When something burns it is which of these?
a)
chemical change
b)
physical change
c)
d)
54.
What caused the candles to go out?
a)
oxygen
b)
Izzy blowing on them
c)
carbon dioxide
d)
hydrogen
55.
The spoiling of milk is an example of which type of change?
a)
physical
b)
chemical
c)
both
d)
neither
56.
what is the definition of physical change?
a)
any change that results in the formation of new chemical substances.
b)
rusting
c)
changes affecting the form of a chemical substance, but not its chemical composition.
d)
any property that is measurable, whose value describes a state of a physical system
57.
Which is a chemical change?
a)
freezing fruit juice
b)
slicing a potato
c)
boiling water
d)
copper metal turning green
58.
pancakes cook on a griddle
a)
physical change
b)
chemical change
59.
sodium and potassium react violently with water
a)
physical change
b)
chemical change
60.
food digested in the stomach
a)
physical change
b)
chemical change
61.
grass grows on a lawn
a)
physical change
b)
chemical change
62.
tire inflated with air
a)
physical change
b)
chemical change
63.
water absorbed by a paper towel
a)
physical change
b)
chemical change
64.
ethyl alcohol boils at 79⁰C
a)
physical change
b)
chemical change
65.
water freezes at 0⁰C
a)
physical change
b)
chemical change
66.
fireworks explode
a)
physical change
b)
chemical change
67.
Alka-Seltzer gives off carbon dioxide when added to water
a)
physical change
b)
chemical change
68.
clouds form in the sky
a)
physical change
b)
chemical change
69.
Salt dissolves in water
a)
physical Change
b)
chemical change
70.
hydrochloric acid reacts with magnesium to produce hydrogen gass
a)
physical change
b)
chemical change
71.
a sugar cube is ground up
a)
physical change
b)
chemical change
72.
water is heated and changed to steam
a)
physical change
b)
chemical change
73.
iron pipe rusts
a)
physical change
b)
chemical change
74.
rubbing alcohol evaporates
a)
physical change
b)
chemical change
75.
ice cube melts
a)
physical change
b)
chemical change
76.
ice cube melts
a)
physical change
b)
chemical change
77.
rubbing alcohol evaporates
a)
physical change
b)
chemical change
78.
paper burns
a)
physical change
b)
chemical change
79.
milk sours (goes bad)
a)
physical change
b)
chemical change
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