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WorksheetsForce/Motion/Gravity
Total questions: 49
Worksheet time: 37mins
Name
Class
Date
1.
The force that opposes motion between two surfaces in contact with each other.
a)
inertia
b)
friction
c)
momentum
d)
gravity
2.
A force that opposes motion between a surface in contact with the atmosphere.
a)
air resistance
b)
gravity
c)
momentum
d)
terminal velocity
3.
An archer pulls the bowstring back, then releases the string and the arrow flies forward. Pulling the string back is the...
a)
action force
b)
reaction force
c)
net force
d)
inertia
4.
A cannonball with a mass of 10 kg is flying at an acceleration of 5 m/sec/sec. What is it's force?
a)
50 Newtons
b)
5 Newtons
c)
20 Newtons
d)
9.5 Newtons
5.
Gravity is increased with...
a)
greater mass & shorter distance
b)
greater mass & farther distance
c)
lower mass & shorter distance
d)
lower mass & farther distance
6.
A 10 lb. bowling ball hits a stationary 20 lb. bowling ball. Which of the following is not true about the 2nd ball?
a)
will have unbalanced forces acting on it
b)
move twice as fast as the original ball
c)
not move unless there is enough force to overcome its inertia
d)
take on the momentum of the original ball
7.
In the picture, the blocks are flying out of the truck based on which of Newton's laws?
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
Newton's 6th Law
8.
A 20 kg bike accelerates at 10 m/s2. what was the force
a)
25
b)
200 N
c)
20 N
d)
10 N
9.
Which law explains why when you put a book on a table the table pushes on the book
a)
3rd law
b)
4th law
c)
1st law
d)
2nd law
10.
Which type of force(s) will cause a change in an object's motion?
a)
gravity
b)
zero net force
c)
balanced forces
d)
unbalanced forces
11.
What is the net force?
a)
400 N Up
b)
400 N Down
c)
- 400 N Down
d)
800 N Down
12.
Newton's second law of motion states that __________
a)
an object will remain at rest or keep moving in a straight line with constant speed unless a force acts on it
b)
he force on an object can be found by dividing its mass by its acceleration
c)
acceleration is calculated by dividing the force exerted on an object by the mass of the object, and that when a force acts on an object, its acceleration is in the same direction as the force
d)
when a force is applied on an object, there is an equal force applied by the object in the opposite direction
13.
Which of Newtons laws explains why football teams have big, large, fast athletes.
a)
Frist and second
b)
second law
c)
first law
d)
Third law
14.
This is a rocket.The rocket pushes the fuel down.What is the other force in this interaction pair?
a)
The fuel pulls the rocket up.
b)
The fuel pushes the rocket up.
c)
The rocket pulls the earth up.
d)
The earth pulls the rocket down.
15.
Which one of Newton's laws explains the following: a chair will not slide across the floor unless a force pushes the chair?
a)
Newton's 1st law
b)
Newton's 2nd law
c)
Newton's 3rd law
d)
None of the above
16.
Which of Newton's lawy pertains to the following: A empty cart needs a small force to accelerate it but a full cart needs more of a force to accelerate it?
a)
1st Law
b)
2nd Law
c)
3rd Law
d)
Who is Newton?
17.
The air resistance and weight as shown for the skydiver are balanced. The skydiver is probably:
a)
at rest
b)
moving at terminal velocity
c)
accelerating upward
d)
accelerating downward
18.
A rabbit pushes down on a turtle. What is the reaction force?
a)
The turtle pushes down on the ground.
b)
The ground pushes up on the turtle.
c)
The air pushes down on the rabbit.
d)
The turtle pushes up on the rabbit.
19.
Multiplying the mass and acceleration of an object would give you:
a)
the force of gravity
b)
the force of friction
c)
the velocity
d)
the net force
20.
Why is it harder for the boy in Image B to get down the hill?
a)
Motion
b)
Friction
c)
Work
d)
Displacement
21.
In the image, which of the person and their bikes will get down a hill faster?
a)
The boy because he is younger
b)
The woman because she is stronger
c)
The boy because he has a greater mass which applies a greater force
d)
The woman because she has more mass and applies a greater force
22.
The picture of the position vs. time graph shows an object that is...
a)
accelerating/speeding up
b)
moving at a constant speed
c)
not moving
d)
accelerating/slowing down.
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.
You walk 10 meters to math class in 20 seconds. Your average speed is
a)
2 m/s
b)
0.5 m/s
c)
200 m/s
d)
5 m/s
25.
On a distance-versus-time graph, a straight line ALWAYS indicates that an object’s speed is _____.
a)
constant
b)
zero
c)
increasing
d)
decreasing
26.
On a distance vs. time graph, the steeper the slope _____
a)
the slower the speed
b)
the faster the speed
c)
less acceleration
d)
greater acceleration
27.
The formula:
? = D/T with direction
is used to find
? = D/T with direction
is used to find
a)
Velocity
b)
Speed
c)
Force
d)
Acceleration
28.
What is happening at A?
a)
Stationary
b)
Accelerating
c)
Slower steady speed; moving away from the starting position
d)
Steady speed; returning to start position
29.
What is happening at E?
a)
Stationary
b)
Accelerating
c)
Fast steady speed; moving away from the starting position
d)
Steady speed; returning to start position
30.
According to the graph how far does the person travel in the first 5 seconds?
a)
2 m
b)
10 m
c)
0 m
d)
5 m
31.
Which runner won the race?
a)
A
b)
B
c)
C
d)
It was a tie
32.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Deacceleration
d)
Not moving
33.
A car goes from 0 m/s to 60 m/s in a period of 5 seconds find its acceleration.
a)
10 m/s^2
b)
12 m/s
c)
12 m/s^2
d)
11 m/s
34.
Lexi runs west for 1600 meters over the course of 400 seconds. What is Lexi's velocity
d = 1600 meters
t = 400 seconds
d = 1600 meters
t = 400 seconds
a)
4 m/s
b)
4 m/s to the west
c)
40 m/s
d)
40 m/s to the west
35.
If a train travels 30 km/h north then turns around and travels 27 km/h back south, how far is the train from its original location?
a)
1 km
b)
3 km
c)
57 km
d)
4 km
36.
This graph shows
a)
An object stopped
b)
An object speeding up
c)
An object slowing down
d)
An object moving at constant speed
37.
This graph shows
a)
An object speeding up
b)
An object stopped
c)
An object speeding up
d)
An object slowing down
38.
This graph shows
a)
An object speeding up
b)
An object slowing down
c)
An object stopped
d)
An object moving at constant speed
39.
This graph shows
a)
An object stopped
b)
An object slowing down
c)
An object speeding up
d)
An object moving at constant speed
40.
This graph shows
a)
An object stopped
b)
An object speeding up
c)
An object slowing down
d)
An object moving at constant speed
41.
This graph shows
a)
An object stopped
b)
An object slowing down
c)
An object speeding up
d)
An object moving at constant speed
42.
How long did it take this object to travel back to its reference/starting point?
a)
20 s
b)
30 s
c)
60 s
d)
100 s
43.
LT4: The graph shows Ashley riding her bike to Maria's house.
What is occurring from point A to point B?
What is occurring from point A to point B?
a)
they are traveling at a constant speed
b)
they are decreasing in speed
c)
they stopped to take a break
44.
A speedometer shows a "snapshot" or "freeze frame" of a car's motion. This is called
a)
instantaneous speed.
b)
average speed.
c)
velocity.
d)
displacement.
45.
Which quantity is a vector?
a)
Displacement
b)
Distance
46.
Acceleration only takes place when things speed up.
a)
True
b)
False
47.
Which is true from Newton's Third law of motion?
a)
For every action force there is a smaller reaction force in the opposite direction.
b)
For every action force there is an equivalent reaction force in the opposite direction.
c)
Both 1 and 2
d)
None of the above
48.
What is the net force?
a)
40 N left
b)
0 N Balalnced
c)
400 N right
d)
40 N right
49.
When you paddle a kayak, you push the paddle backwards in the water and the kayak goes forward.
a)
Newton's
1st
Law of Motion
1st
Law of Motion
b)
Newton's
2nd
Law of Motion
2nd
Law of Motion
c)
Newton's
3rd
Law of Motion
3rd
Law of Motion
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