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Force, Energy & Motion Review

Total questions: 46

Worksheet time: 3hrs 13mins

Name
Class
Date
1.

A wagon is pushed and begins to move. As the wagon moves, it slows and comes a stop. What force causes the wagon to stop?

a)

The force of gravity which is acting in the same direction as the arrow

b)

The force of friction which is acting in the same direction as the arrow

c)

The force of gravity which is acting in the opposite direction as the arrow

d)

The force of friction which is acting in the opposite direction as the arrow

2.

What type of force do you see in this video?

a)

push

b)

pull

3.

Students drop the same heavy ball onto identical blocks of soft clay from different heights. For each height they measure the depth of the dent the ball makes in the clay. Why is the depth of the dent different in each trial?

a)

The size of the ball changes.

b)

The material of the ball changes.

c)

The mass of the ball when it hits the clay changes.

d)

The force of the ball when it hits the clays changes.

4.

Which change will reduce the amount of force needed to move the masses?

a)

Decrease the height of the ramp

b)

Increase the height of the ramp

c)

Add an additional mass

d)

Pull the spring scale with two hands

5.

The lightbulb does not glow. Which statement explains this observation?

a)

The battery is not charged

b)

The lightbulb is not a part of a complete circuit

c)

The circuit does not have a switch

d)

The bell uses most of the energy from the battery

6.
If the lights are off, the circuit is
a)
closed
b)
open
7.
If the lights are on, the circuit is
a)
closed
b)
open
8.
Electricity that flows in a closed path is called a
a)
path
b)
current
c)
circuit
9.
To complete a circuit the switch must be
a)
unattached
b)
open
c)
closed
10.

What type of force do you see in this video?

a)

push

b)

pull

11.

Earth's gravity pulls everything toward:

a)

North

b)

South

c)

East

d)

The center of the earth

12.
Friction is a force that acts in an ___________ direction of movement.
a)
similar
b)
opposite
c)
parallel
d)
west
13.

A hair dryer converts electrical energy to heat (thermal) energy.

a)

TRUE

b)

FALSE

14.

This circuit will light.

a)

TRUE

b)

FALSE

15.

Why would a metal spoon feel hotter to the touch than a wooden spoon when placed in a glass of hot water?

a)

Metal is a better insulator

b)

Metal is heavier

c)

Metal is more solid

d)

Metal is a better conductor

16.

Students recorded beginning and ending temperatures of water in different cups. What material was the best insulator?

a)

Plastic

b)

Styrofoam

c)

Glass

d)

none

17.

Students recorded beginning and ending temperatures of water in different cups. What material was the best conductor?

a)

Plastic

b)

Styrofoam

c)

Glass

d)

none

18.

Why do power cords have copper wires wrapped in plastic covers?

a)

Plastic is a conductor and copper is an insulator.

b)

Plastic and copper are both conductors.

c)

Plastic is an insulator and copper is a conductor.

d)

Plastic and copper are both insulators.

19.

What is the roll of a wire in a circuit?

a)

turn the light bulb on and off

b)

produce energy for the light bulb

c)

carry electrical energy to the light bulb

d)

change electrical energy to light energy

20.

What energy conversion is taking place in this picture?

a)

Electrical energy to thermal and mechanical energy

b)

Electrical energy to sound and chemical energy

c)

Sound energy to electrical and mechanical energy

d)

Mechanical energy to electrical energy

21.

What item would be the best conductor?

a)

rubber eraser

b)

aluminum can

c)

plastic straw

d)

wooden pencil

22.

What form of energy explains why we feel warm when we stand in sunlight?

a)

sound

b)

electrial

c)

thermal

d)

mechanical

23.

What form of energy does a fan represent?

a)

mechanical

b)

light

c)

thermal

d)

sound

24.

What form of energy does a band concert represent?

a)

mechanical

b)

light

c)

thermal

d)

sound

25.

What is the roll of a battery in a circuit?

a)

turn the light bulb on and off

b)

produce energy for the light bulb

c)

carry electrical energy to the light bulb

d)

change electrical energy to light energy

26.

When a radio is plugged in to an outlet, electrical energy changes to sound energy.

a)

TRUE

b)

FALSE

27.

Butter is placed on a hot piece of toast and begins to melt. This is because--

a)

the toast cools off quickly because of the cold butter

b)

heat moves from a cold object to a hot object

c)

heat is transferred from the hot toast to the butter

d)

the transfer of heat will stop when the butter begins to melt

28.
A push or a pull that can move an object is a __________.
a)
gear
b)
lever
c)
force
d)
machine
29.
When you kick a football, you are applying ________ to the ball.
a)
mass
b)
gravity
c)
force
d)
unbalance
30.
Rubbing your hands together is an example of....
a)
mass
b)
gravity
c)
force
d)
friction
31.
Juan is in the gym and rolls a basketball down the court. He notices that starts off fast but it slows down after a few seconds. What is causing it to slow down?
a)
motion
b)
mass
c)
motion
d)
friction
32.
Jessica's favorite season is fall. She enjoys this season cause the temperatures are much cooler and the leaves start to turn a different color and fall to the ground. What causes the leaves to fall to the ground?
a)
motion
b)
mass
c)
gravity
d)
friction
33.
_____________ is  a force that pulls magnetic objects.
a)
glue
b)
balance
c)
magnetism
d)
particles
34.
A student conducted an experiment on friction by rolling a toy car down an inclined  plane with different surfaces. Which surface had the most friction?
a)
wood
b)
tile
c)
carpet
d)
glass
35.
What would happen if there was no gravity?
a)
everything would float away
b)
you could not jump
c)
your mass would change
36.

I kick a small ball and it travels at a speed of 2 meters per second. Then, I kick a larger ball, and I want it to go the same speed. I need to....

a)

use more force

b)

use less force

c)

use the same force

37.
Students are investigating the effect of different surfaces on the speed that balls roll down a ramp. For each trial, which two measurements must the students take in order to determine speed?
a)
Height of ramp at highest point and mass of ball
b)
Distance that the ball rolled and the time it took
c)
Size of ball in centimeters and its mass in grams
d)
The overall length of the ramp and the pull of gravity
38.
If I cover the ramp with sandpaper, it will will move slower. What causes the car to move slower?
a)
The sandpaper is adding roughness to the ramp, which adds more friction. 
b)
The sandpaper is adding smoothness to the ramp, which adds less friction. 
c)
We changed the length. 
d)
We changed the slope, which increased the force of gravity. 
39.
Which would be a good investigation to test gravity? 
a)
Pulling an ice chest through the soccer field. 
b)
Rubbing balloons together. 
c)
Dropping fruit from different heights.
d)
Using a magnet to attract small pieces of iron. 
40.
Mrs. Unger drew a maze on a cardboard lid. She places a paperclip on top and holds an object underneath the cardboard and she moves it to pull the paperclip. What force allows her to move the paperclip through the maze? 
a)
Gravity
b)
Magnetism
c)
Motion
d)
Friction
41.

How many bulbs will remain lit if the wire is cut at the point shown by the arrow?

a)

0

b)

1

c)

2

d)

3

42.

What type of energy is being used to make the turbines spin in this type of dam?

a)

Light energy

b)

Thermal energy

c)

Sound energy

d)

Mechanical energy

43.
a)

A

b)

B

c)

C

d)

D

44.
a)

A

b)

B

c)

C

d)

D

45.

Which of these describes one thing that could happen if the wire in a car fuse burns out?

a)

F

b)

G

c)

H

d)

J

46.

What other piece of equipment would be most useful for the experiement?

a)

A

b)

B

c)

C

d)

D