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WorksheetsPhysical and Chemical Changes Vocabulary
Total questions: 32
Worksheet time: 28mins
Name
Class
Date
1.
Which of the following tells you that a chemical change may have occurred?
a)
Change Shape
b)
Melting
c)
Vaporizing
d)
Change in color
2.
What happens in ALL chemical changes?
a)
Change in state of matter
b)
A new substance is formed
c)
Bubbles are produced
d)
An explosion
3.
Is wood burning a physical or chemical change?
a)
Physical
b)
Chemical
4.
Is milk going sour a physical or chemical change?
a)
Physical
b)
Chemical
5.
Is Gatorade powder dissolving in water physical or chemical change?
a)
Physical
b)
Chemical
6.
Is mold growing on cheese a physical or chemical change?
a)
Physical
b)
Chemical
7.
Is making orange juice a physical or chemical change?
a)
Physical
b)
Chemical
8.
The Law of Conservation of Mass tells us matter can't ______________.
a)
change color
b)
change state of matter
c)
be created or destroyed
d)
change temperature
9.
Which of the following is not a clue that a chemical reaction has taken place?
a)
Changing size
b)
Changing color
c)
A gas being formed
d)
Formation of a precipitate
10.
Which of the following IS a clue that a chemical change has occurred?
a)
State of matter change
b)
Size Change
c)
Change in temperature
d)
Shape change
11.
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
12.
Is melting butter for popcorn a chemical or physical change?
a)
chemical
b)
physical
13.
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
14.
Which of the following is NOT an example of a physical change?
a)
crumpled paper
b)
pencil sharpening
c)
shrunken clothing
d)
rust
15.
A change where one or more new substances are created.
a)
Physical Change
b)
Chemical Change
16.
Fizzing, foaming, and burning are all examples of
a)
Chemical change
b)
Physical change
17.
What kind of properties can only be observed when a substance changes into a different substance?
a)
physical properties
b)
chemical properties
18.
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
19.
Which of these is a result of a chemical change?
a)
A mixture
b)
A solution
c)
A new substance
d)
Melting or freezing
20.
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
21.
When paper is folded to make an origami bookmark, what physical property of the paper changes?
a)
mass
b)
weight
c)
shape
d)
smell
22.
______________ properties can be observed or measured without changing the identity of the matter.
a)
Chemical
b)
Metallic
c)
Physical
d)
Flammability
23.
When a solid substance is formed after a reaction, It is called a ________________________. Hint: Milk curdling or powder left over after an alka-seltzer dissolves.
a)
gas
b)
heat
c)
precipitate
d)
color change
24.
Exploding Fireworks?
a)
Physical Change
b)
Chemical Change
25.
Rotting bananas?
a)
Physical Change
b)
Chemical Change
26.
Cutting your hair?
a)
Physical Change
b)
Chemical Change
27.
Which answer makes a correct statement?
a)
Physical change only changes the size.
b)
Physical change only changes the color.
c)
Physical changes begin and end with the same matter.
d)
Physical changes change the matter into something total different.
28.
A student is creating a potting soil mix. She combines 100 grams of sand, 200 grams of soil, and 200 grams of pebbles to make her potting soil. What is the mass of the potting soil?
a)
100 grams
b)
200 grams
c)
300 grams
d)
500 grams
29.
A change in the size, shape, or state of matter.
a)
chemical change
b)
physical change
c)
chemical reaction
d)
electron change
30.
Kim puts an ice cube in a beaker and it melts. This is a good example of:
a)
a physical change.
b)
a chemical change.
c)
an experiment.
d)
an analysis.
31.
Photosynthesis is an example of a
a)
physical change
b)
chemical change
32.
Which is a chemical change?
a)
freezing fruit juice
b)
slicing a potato
c)
boiling water
d)
copper metal turning green
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