Science department
Revision sheet Grade 3
Quarter 4
1. Tyler puts a ball of clay into a glass of water to find the volume. Next, he
flattens the ball into a pancake shape. Then he puts the clay in the water
again. What will happen to the volume of Tyler’s piece of clay?
A. The volume of the flattened clay will be the same as the volume
of the round clay.
B. The volume of the flattened clay will be one-half the volume of
the round clay.
C. The volume of the flattened clay will be twice the volume of the
round clay.
D. The volume of the flattened clay will be one-fourth the volume of
the round clay.
2. All the things you see around you have physical properties. Which of the
following is a physical property?
A.
B.
C.
D.
words
color
matter
Machines
3. Christina wants to measure the volume of a rock. Which of these tools
should she use?
A.
B.
C.
D.
a ruler
a pan balance
a thermometer
a graduated cylinder
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4. Grace has a bottle of water, two cups of coffee, and three cups of tea
on the table How are all the things alike?
A.
B.
C.
D.
They are all big.
They are all liquids.
They are all gases.
They are the same size.
5. Mary compares the masses of a rock and a soccer ball using a pan
balance. This picture shows Mary’s experiment.
What does the picture show about the rock and the soccer ball?
A. The rock and the ball have the same mass.
B. The rock has a greater volume than the soccer ball.
C. The rock is smaller than the ball, but has more mass.
D. The ball has more matter than the rock, so it has more mass.
6. Sam wants to compare physical properties of things in the classroom.
He makes this table to help him remember which tools and units to use.
Measurement
Mass
Volume
temperature
Tool
pan balance
?
thermometer
Unit
gram
milliliter
Degree Celsius
Which of the following does Sam need to finish his table?
A.
B.
C.
D.
graduated cylinder
liter
stopwatch
Ruler
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7. Which of these is a physical change?
A.
B.
C.
D.
A rock is broken down into smaller pieces.
A metal bicycle rusts.
A piece of wood catches fire and burns.
A piece of fruit turns brown and mushy.
8. Colin is baking bread with his mom. Which is an example of a physical
change?
A.
B.
C.
D.
baking the bread in the oven
rolling out the dough
measuring the flour
mixing flour and salt
9. A mixture forms when
A.
B.
C.
D.
matter is cut.
matter is cooked.
matter is separated using a filter.
two or more kinds of matter combine.
10. What is the correct term for when all the substances in a mixture are
evenly mixed?
A.
B.
C.
D.
mixture
solution
physical change
chemical change
11.
A.
B.
C.
D.
Which is true about a chemical change?
new kinds of matter are formed
the kind of matter stays the same
the kinds of matter can be separated using a magnet
the kinds of matter can be separated using evaporation
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12.
A.
B.
C.
D.
Which best describes all simple machines?
They have wheels.
They have many moving parts.
They have a bar that turns on a fixed point.
They need only one force applied to make work easier to do.
13. This picture shows how a hammer can be used to remove a nail from
a piece of wood.
Which sentence tells how the hammer is being used as a simple machine?
A.
B.
C.
D.
It is being used as a lever to pry the nail out of the wood.
It is being used as a fulcrum to split the wood into pieces.
It is being used as a pulley to pull the nail out of the wood.
It is being used as a wheel-and-axle to rotate the nail out of the
wood.
14.
A.
B.
C.
D.
Which is the definition of lever?
a bar that turns on a fixed point
a machine with lots of moving parts
a wheel with a rope or chain around it
a wheel and axle that are connected so they turn together
15. Missy is in a tree house and wants to bring up a basket of toys.
Which simple machine could she use?
A.
B.
C.
D.
a bicycle
a lever
a pulley
a wheel-and-axle
This
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16. A man is trying to roll the rock to the other side of his yard. It is stuck
and he cannot move it any farther.
Which sentence tells the best way to use a simple machine to get the rock
moving again?
A. He could carry the rock using his arms as a lever.
B. He could kick the rock using his body as a simple machine.
C. He could put a small rock under the stick, and pull up on the
stick.
D. He could put a small rock under the stick, and push down on the
stick.
17. What kind of simple machine is being used to lift the basket of tennis
balls?
A.
B.
C.
D.
a fulcrum
a lever
a pulley
a wheel-and-axle
18.
A.
B.
C.
D.
Which simple machine could be used to hold two objects together?
inclined plane
pulley
screw
wedge
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19.
Look at the pictures of simple machines.
Which simple machine is labeled C?
A.
B.
C.
D.
inclined plane
lever
pulley
wedge
20.
A.
B.
C.
D.
One end is higher than another.
It is two inclined planes back to back.
It uses circular motion to make work easier.
It is an inclined plane wrapped around a cylinder.
21.
A.
B.
C.
D.
Which sentence about an inclined plane is true?
Which simple machine is shown in the picture?
inclined plane
pulley
screw
wedge
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