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Energy, Forces and Motion

Total questions: 59

Worksheet time: 56mins

Name
Class
Date
1.
Which is true about energy?
a)
Energy can cause motion
b)
Energy cannot be stored
c)
Energy can be destroyed
d)
Energy cannot be stored
2.
What does this diagram show?
a)
jumping will cause the object to move
b)
no force is need to put an object in motion
c)
an object will go in the direction of the force applied
d)
object will go in opposite direction of the force applied
3.
What kind of energy does this roller coaster car have because it is in motion?
a)
chemical energy
b)
light energy
c)
mechanical energy
d)
electrical energy
4.
 Why is the cloth in the middle not moving?
a)
Force A is stronger
b)
Force B is stronger
c)
Force A and Force B are the same direction
d)
Force A is equal to Force B
5.
All objects in the universe have a gravitational attraction to each other. 
a)
True
b)
False
6.
Which of the following is a unit of energy?
a)
Kilowatts
b)
Grams
c)
Meters per Second
d)
Joules
7.
What is the net force?
a)
5 N
b)
45 N to the left
c)
5 N to the right
d)
45 N to the right
8.
What is a force?
a)
the PUSH or PULL on an object 
b)
The MOTION an object creates
c)
The objects HITTING one another
d)
Going REALLY FAST
9.
Is it BALANCED? 
a)
Yes
b)
No
10.
Which one is balanced?
a)
top
b)
bottom
c)
both
11.
What is the unit for FORCE? 
a)
N (Newtons)
b)
lbs (pounds)
c)
g (grams)
d)
m/s (meters per second)
12.
What is the FORCE? 
a)
5 N
b)
10 N
c)
400 N
d)
0 N
13.
If there are two forces going in the SAME direction, you would ...?
a)
(-) Subtract the forces
b)
(+) Add the forces
c)
Neither
d)
(x) Multiply
14.
Forces that have a force of Zero (0).
a)
Balanced force
b)
Unbalanced force
15.
The FORCE that PULLS things down or back to EARTH.
a)
Speed
b)
Gravity
16.
If the net force is 0 the object will ... 
a)
CHANGES motion
b)
STAY the SAME, NOT Move
17.
This is an example of what kind of force?
a)
Balanced Force
b)
Pushing Force
c)
Gravity Force
d)
Unbalanced Force
18.
If you have balanced forces on a ball what happens
a)
It STAYS the SAME
b)
CHANGES its MOTION
c)
:(
d)
:)
19.
What is the net force?
a)
17 N Right
b)
3 N Right
c)
3 N Left
d)
17 N Left
20.
The roller coaster car begins at point W.  At what point along the track will the car have the greatest amount of kinetic energy?
a)
W
b)
X
c)
Y
d)
Z
21.

____________ is the ability to do work or cause change.

a)

Energy

b)

Force

c)

Friction

d)

Motion

22.

Energy in motion is ____________ energy.

a)

Potential

b)

Energy

c)

Kinetic

d)

Friction

23.

The faster an object moves, the ________ kinetic energy it has.

a)

more

b)

less

24.

__________ energy is stored energy.

a)

Potential

b)

Kinetic

c)

Force

d)

Gravity

25.

At which point is potential energy greatest?

a)

W

b)

X

c)

Y

d)

Z

26.

Which is the best example of an object having kinetic energy?

a)

a car parked on a steep hill

b)

a tennis ball rolling across the court

c)

a picture hanging on the wall

d)

a piece of coal before it's burned

27.

When a pendulum swings, at which point is kinetic energy greatest?

a)

1

b)

2

c)

3

d)

4

28.

What is happening to the potential energy between position 1 to 3?

a)

Decreasing

b)

Increasing

c)

Stays the same

29.

The Law of Conservation of Energy states that energy cannot be ________ or ________, but it can change from one form to another.

a)

created, destroyed

b)

gravity, force

c)

heat, created

30.

In order to INCREASE the potential energy of an object, you need to:

a)

put the object lower to the ground

b)

raise the object higher

31.
Gravity attracts all objects towards one another.
a)
False
b)
True
c)
It depends
d)
I don't care
32.
As distance between two objects increase the pull of gravity 
a)
Increases
b)
Decreases
c)
Stays the same
33.
Two factors effecting the magnitude of force of gravity between 2 objects are...
a)
weight and mass 
b)
distance and weight 
c)
mass and matter 
d)
mass and distance 
34.
As mass increases, KE ...
a)
increases
b)
decreases
c)
stays the same
35.
Why is it harder to stop a four-person bobsled than a three-person bobsled?
a)
the four-person sled has more KE
b)
the four-person sled has less KE
36.
The Law of Conservation of Energy states that
a)
energy cannot be created nor destroyed, only transformed or transferred
b)
energy can be destroyed but not created
c)
energy can be created but not destroyed
37.
When one energy form is changed into another it is called a
a)
transformation
b)
transfer
c)
translocation
d)
transcription
38.
What is the velocity of a moving object that travels 12 meters in 3 seconds?
a)
4 m/s
b)
36 m/s
c)
15 m/s
d)
9 m/s
39.

Where would this tossed baseball have the least amount of kinetic energy?

a)

point W

b)

point X

c)

point y

d)

point z

40.

Where would this tossed baseball have the greatest amount of kinetic energy?

a)

point W

b)

point X

c)

point y

d)

point z

41.

Increasing an object's mass will increase its kinetic energy.

a)

true

b)

false

42.
A laptop sitting on a table has potential energy because of the gravitational pull of the Earth. Which of the following would change the energy to kinetic energy?
a)
Looking at the screen
b)
Putting a cute sticker on it
c)
Yelling at it
d)
Sliding it across the table
43.
Can energy be destroyed?
a)
no
b)
yes
44.
Can energy be changed?
a)
yes
b)
no
45.

When a roller coaster is at the top of a hill it has

a)

high potential energy

b)

high kinetic energy

c)

low potential energy

d)

equal amounts of kinetic and potential energy

46.

The sum of potential energy and kinetic energy equals

a)

work

b)

transformation

c)

total energy

d)

mechanical energy

47.

If both dogs were running at the same speed, which one would have the greatest kinetic energy?

a)

The bulldog because it has greater mass than the great dane.

b)

The bulldog because it has less mass than the great dane.

c)

The great dane because it has greater mass than the bulldog.

d)

The great dane because it has less mass than the bulldog.

48.

The distance between the object that weighs 63.5kg and the other two objects is the same. Which one has a greater gravitational pull?

a)

125 kg because it's mass is less.

b)

548 kg because it has a greater mass

c)

Neither, there is no gravitational pull.

49.

The mass of all three objects is the same. Which sphere has the greatest gravitational pull on sphere B?

a)

Sphere A because it's distance is greater

b)

Sphere A because it's distance is less.

c)

Sphere C because it's distance is greater

d)

Sphere C because it's distance is less.

50.
Which runner stopped for a rest?
a)
Albert
b)
Bob
c)
Charlie
51.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
52.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Not moving
53.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
54.

What is happening between 2 and 3 seconds?

a)

The object is not moving.

b)

The object is not accelerating.

c)

The object is slowing down.

d)

The object is speeding up.

55.
Which runner had a head start?
a)
A
b)
B
c)
C
56.
This graph demonstrates an object that is -
a)
Increasing speed
b)
At a constant speed
c)
Decreasing speed
d)
Stationary
57.
This graph demonstrates an object that is -
a)
Increasing speed toward the start
b)
Moving away from the start at a constant speed
c)
Decreasing speed away from the start
d)
Moving toward the start at a constant speed
58.
Which line represents an object moving at a slower speed?
a)
A
b)
B
59.

What is the speed of an object that travels 30 miles in 15 minutes?

a)

2 mi/ min

b)

5 mi/min

c)

2 m/s

d)

10 mi/min