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WorksheetsForce, Motion, Speed, KE & PE Energy, Simple Machines
Total questions: 51
Worksheet time: 2hrs 48mins
Name
Class
Date
1.
At 60 seconds, how far had this object traveled?
a)
0 m
b)
10 m
c)
20 m
d)
40 m
2.
What is this graph showing?
a)
Constant Speed
b)
Acceleration (speeding up)
c)
Deceleration (slowing down)
d)
No motion
3.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
4.
How many times does this object STOP moving?
a)
None
b)
Once
c)
Twice
d)
Three times
5.
How long did it take this object to travel 10 m?
a)
0 s
b)
10 s
c)
15 s
d)
20 s
6.
What is the speed of this object at 3 seconds?
a)
5 m/s
b)
45 m/s
c)
5 s/m
d)
45 s/m
7.
What is this objects speed at 2 s?
a)
5 m/s
b)
5 s/m
c)
20 m/s
d)
20 s/m
8.
. Every morning, Tom walks along a straight road from his home to the bus stop. Below, is a graph representing Tom’s trip to school.
- What is the average speed of Tom’s Journey throughout the second segment, which is between 50 seconds and 70 seconds?
- What is the average speed of Tom’s Journey throughout the second segment, which is between 50 seconds and 70 seconds?
a)
5 m/s
b)
4 m/s
c)
3 m/s
d)
2 m/s
9.
Find the net force: 15 N to the right, and another 15 newtons to the right.
a)
0 N Right
b)
0 N Left
c)
30 N Left
d)
30 N Right
10.
8 N to the left , and 4 N to the right. Find the net force. Is this balanced
a)
12 N Right No
b)
4 N Left No
c)
12 N Right Yes
d)
4 N Left Yes
11.
If there are two forces going in the same direction how would you find the net force?
a)
Subtract
b)
Add
c)
Neither
d)
Multiply
12.
With unbalanced forces, the object will move in the direction of the _______ force.
a)
larger
b)
smaller
c)
equal
13.
Forces that have a net force of zero ( the object is still).
a)
Balanced force
b)
Unbalanced force
14.
You and your dad are moving the couch from one side to another. Your dad pushes with a force of 35 N to the right and you push with a force of 25 N right. What is the net force on the couch?
a)
60 N right
b)
10 N left
c)
60 n right
d)
50 N left
15.
What famous scientist was the SI units of Force named after?
a)
Isaac Newton
b)
Galileo Galilei
c)
Albert Einstein
d)
Charles Darwin
16.
What is the net force?
a)
5000 N right
b)
4000 N right
c)
40 N left
d)
4000 N left
17.
True or false
You do work only when you exert a force on an object and move it
You do work only when you exert a force on an object and move it
a)
true
b)
false
18.
Two factors that determine work are
a)
size of the force, and distance
b)
size of the force, and type of force
c)
mass, and distance
19.
work is a measurement of how much force is applied over a certain
a)
distance
b)
velocity
c)
shape
d)
size
20.
stored energy
a)
kinetic
b)
potential
21.
energy in motion
a)
kinetic
b)
potential
22.
both work and energy are measured in
a)
joules
b)
newtons
c)
meters
d)
seconds
23.
If these boys are pulling with the same amount of force. What will happen?
a)
The boy in blue will win.
b)
They will not move at all.
c)
The boy in red will win.
d)
Both will fall down.
24.
What is the formula for work?
a)
Force = work x distance
b)
Distance = force x work
c)
Work = force x distance
d)
Work = force x mass
25.
How does a single fixed puled, like the one seen here, help you do work?
a)
changes the direction of the force
b)
increases the amount of applied force
c)
decreases the amount of applied force
d)
allows you to pull the rope a shorter distance
26.
a movable pulley
a)
has more force required than the load
b)
is a block and tackle
c)
can move freely up and down
d)
consists only of rope
27.
What does a pulley system do?
a)
Forces two objects to split
b)
Changes an objects speed
c)
Changes an objects velocity
d)
Changes the direction of the pull used to lift the load
28.
A flag pole is a pulley system.
a)
TRUE
b)
FALSE
29.
Which one is an example of a pulley system?
a)
An ax
b)
A ramp
c)
An elevator
d)
A See-Saw
30.
Students pulled the same mass up an inclined plane that was 20 cm, 30 cm, and 40 cm long. Each time, they used a spring scale to measure the force needed to pull the mass up the inclined plane. What did they conclude?
a)
Less force was needed on the 20 cm plane
b)
More force was needed on the 40 cm inclined plane.
c)
The least amount of force was needed on the 40 cm inclined plane.
d)
The least amount of force was needed on the 30 cm inclined plane.
31.
Which graph shows the fastest speed?
a)
A
b)
B
c)
C
d)
D
32.
How much force would be needed to lift the 150 N weight? Remember, you need to divide the original force by the number of pulleys.
a)
300 N
b)
150 N
c)
75 N
d)
25 N
33.
When you stretch a rubber band, you are storing __________ energy.
a)
kinetic
b)
potential
c)
none of the above
d)
all of the above
34.
What kind of energy is in basketball passing through the hoop?
a)
Potential
b)
Kinetic
35.
What kind of energy is in an acorn hanging from an oak tree?
a)
Potential
b)
Kinetic
36.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
37.
At which point is kinetic energy greatest?
a)
W
b)
X
c)
Y
d)
Z
38.
When a pendulum swings, at which point is kinetic energy highest?
a)
1
b)
2
c)
3
d)
4
39.
When a pendulum swings, at which point is potential energy at its greatest?
a)
1
b)
2
c)
3
d)
4
40.
What four energy transfers occur in the image
a)
potential -- kinetic -- potential -- potential
b)
Kinetic -- kinetic --potential - potential
c)
Potential -- kinetic -- potential -- kinetic
41.
Why does position A have the greatest potential energy?
a)
Position A is the first position on the coaster
b)
Position A is the highest on the coaster
c)
Position A does not have the greatest potential energy.
42.
What energy is pulling an arrow back
a)
kinetic energy
b)
potential energy
c)
energy
43.
Where is Potential Energy the greatest?
a)
A
b)
F
c)
D
d)
G
44.
Where is Kinetic Energy the greatest?
a)
A
b)
F
c)
D
d)
G
45.
Where is potential energy converting to kinetic energy
a)
D-G
b)
C-F
c)
A-D
d)
A-G
46.
Where is kinetic energy converting to potential energy
a)
A-G
b)
C-F
c)
A-D
d)
D-G
47.
The picture shows the path of a basketball when a player takes a shot at the basket. At which point does the ball have the greatest potential energy?
a)
1
b)
2
c)
3
d)
4
48.
True or False: The people at the bottom of the hill have mostly potential energy.
a)
True
b)
False
49.
A unusually fast zombie was chasing after Carl to eat him. What was the zombie’s speed at 6 seconds if he traveled 36 meters?
a)
6 meters/seconds
b)
6 seconds/meters
c)
.17 meters/second
d)
None of the above
50.
A dog runs 100 meters in 4 seconds. A lion runs 250 meters in 10 seconds. What is the difference in their speeds?
a)
A. The dog is 100 m faster.
b)
B. The lion 102 m/s slower.
c)
D. The dog is 45 m/s faster.
d)
C. Their speeds are equal.
51.
What is the average speed of the ball if it falls 20 meters 40 seconds?
a)
A. 20 m/s
b)
B. 10 m/s
c)
C. 0.5 m/s
d)
D. 2 m/s
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