WorksheetsChemical vs. Physical Changes
Total questions: 27
Worksheet time: 14mins
Name
Class
Date
1.
Which is a way that a piece of paper can go through a chemical change?
a)
fold the paper in half
b)
soak the paper in water
c)
burn the paper with fire
d)
cut the paper with scissors
2.
Which of these is an example of a new substance being formed?
a)
a nail rusting
b)
a wall being painted
c)
water changing to steam
d)
paper being folded
3.
Which best describes a chemical change in paper?
a)
filing paper
b)
mailing paper
c)
burning paper
d)
cutting paper in half
4.
Which is an example of a chemical change?
a)
baking a cake
b)
freezing water
c)
crushing a can
d)
breaking an egg
5.
Which example best describes a physical change?
a)
iron rusting
b)
charcoal burning
c)
an ice cube melting
d)
a marshmallow burning
6.
When coffee is poured into a cup of ice, the ice begins to melt and mix with the coffee. Which statement best describes this change?
a)
The ice melting is a chemical change because the water changes form.
b)
The ice melting is a physical change because the water may be frozen again.
c)
The water and coffee mixing is a chemical change because the liquids change color.
d)
The water and coffee mixing is a physical change because the mixture forms bubbles.
7.
Which statement best describes why baking a cake is an example of a chemical change?
a)
The process takes place in an oven.
b)
The process requires heat energy.
c)
The process cannot be reversed.
d)
The process can be repeated.
8.
Stanley left an ice cube on his kitchen counter. An hour later, Stanley observed that the ice cube melted. Which statement best describes this change?
a)
Ice melting is a physical change because a new substance is created.
b)
Ice melting is a chemical change because a new substance is created.
c)
Ice melting is a chemical change because it may be reversed.
d)
Ice melting is a physical change because it may be reversed.
9.
Which of the following is NOT an example of a physical change?
a)
crumpled paper
b)
pencil sharpening
c)
shrunken clothing
d)
sour milk
10.
When you break a cracker into pieces it is a
a)
Chemical change
b)
Physical change
c)
Chemical Weathering
d)
Physical Weathering
11.
Water that is heated and changed to steam is a
a)
Physical change
b)
Chemical change
12.
Melting butter to pour over popcorn is a
a)
Chemical change
b)
Physical change
13.
Which action would be a chemical change?
a)
freezing water
b)
tearing paper
c)
cleaning pennies
d)
melting chocolate
14.
Burning wood is an example of
a)
Chemical change
b)
Physical change
15.
Frying an egg is an example of a
a)
Chemical change
b)
Physical change
16.
Glass breaking s an example of a
a)
Chemical change
b)
Physical change
17.
A rusty bike shows a
a)
Chemical change
b)
Physical change
18.
Anything that has mass and takes up space is called
a)
stuff
b)
forrce
c)
gravity
d)
matter
19.
Pancakes frying on a griddle is an example of a
a)
Physical change
b)
Chemical change
20.
A ___________ change leads to the formation of a different substance.
a)
Physical change
b)
Chemical change
21.
When you burn toast, the results are a
a)
Chemical change
b)
Physical change
22.
Fireworks exploding is an example of a
a)
Physical change
b)
Chemical change
23.
Which of the following would be a physical change?
a)
slicing bread
b)
baking bread
c)
baking a cake
d)
rotting food
24.
Which of the following is an example of a chemical change?
a)
melting chocolate
b)
crushing a soda can
c)
cutting paper
d)
wood burning
25.
Which of the following things has matter?
a)
basketball
b)
the sun
c)
you
d)
all of the above
26.
All matter is made of tiny building blocks called
a)
Legos
b)
atoms
c)
wood
d)
volume
27.
Molecules are formed when two or more ________ join together.
a)
blocks
b)
books
c)
atoms
d)
sizes
100 %
