NEW
Font size
S
M
L
XL
WorksheetsForce and Motion
Total questions: 45
Worksheet time: 36mins
Name
Class
Date
1.
What is the net force?
a)
40 N left
b)
0 N Balalnced
c)
400 N right
d)
40 N right
2.
How will this object move?
a)
It won't move.
b)
It will move to the right.
c)
It will move to the left.
d)
It will move in both directions.
3.
Which could be an example of an unbalanced force?
a)
A plate sitting on a dining table
b)
A ball at the top of a hill that is not moving
c)
Earth orbiting the Sun
d)
A baseball that has been thrown to home plate.
4.
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
5.
An _______ force must act on an object for it to CHANGE it's motion
a)
balanced
b)
unbalanced
c)
gravitational
d)
electrical
6.
Speed is
a)
the distance covered per unit of time
b)
the time it takes something to move a certain distance
c)
distance x time
d)
time x distance
7.
The unit of force is
a)
m/s
b)
m/s^2
c)
newton
d)
kg
8.
In a tug of war the left team pulls with a force of 200N. The right team pulls with a force of 150N.What is the resultant force?
a)
50N to the left.
b)
350N to the left.
c)
350N to the right.
d)
50N to the right.
9.
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.
10.
Suppose two carts, one twice as massive as the other, fly apart when the compressed spring that joins them is released. How fast does the heavier cart roll compared with the lighter cart?
a)
twice as fast
b)
the same
c)
half as fast
11.
A book rests on a table. The force of gravity pulls down on the book with a force of 20 newtons. What prevents the books from accelerating downward at 9.8 m/sec2
a)
The table presses back up on the book with an equal and opposite force of 20 newtons.
b)
The table presses back up on the book with a force greater than 20 newtons.
c)
The table and the book together are accelerating downwards at 9.8 m/sec2
d)
The inertia of the book holds it up
12.
Inertia is the tendency of an object to resist a change in its ___________.
a)
temperature
b)
shape
c)
size
d)
motion
13.
Which is Newtons second law
a)
Force is equal to an objects mass times its velocity
b)
an object in motion stays in motion or an object at rest stays at rest unless acted on by an outside force.
c)
law of inertia
d)
For every action there is an equal and opposite reaction
14.
45 m/s2 is the...
a)
Mass
b)
Force
c)
Acceleration
d)
weight
15.
A person not wearing a seat belt flies through a car window when someone slams on the breaks because the person’s body wants to remain in continuous motion even when the car stops.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
16.
According to Newton's Third Law of Motion, when a hammer strikes and exerts a force on a nail, the nail
a)
disappears into the wood
b)
moves at a constant speed
c)
exerts an equal and opposite force back on the hammer
d)
creates a balanced force
17.
What is velocity?
a)
the quickness of an object
b)
the location of an object
c)
acceleration
d)
speed in a specific direction
18.
Total distance divided by total time is
a)
average speed
b)
constant speed
c)
instantaneous speed
d)
acceleration
19.
A distance vs. time graph shows an object's
a)
frame of reference
b)
speed
c)
acceleration
d)
favorite food
20.
Acceleration of an object happens when things ________
a)
slow down
b)
go faster
c)
change direction (turn)
d)
All of the above
21.
The graph below represents
a)
Speed
b)
Velocity
c)
Acceleration
d)
Deceleration
22.
The graph represents
a)
Acceleration
b)
No motion
c)
Deceleration
d)
Constant Velocity
23.
The graph represents
a)
No motion
b)
Constant velocity
c)
Acceleration
d)
Deceleration
24.
A child rides a bike around the block.
a)
Speed
b)
Velocity
c)
Acceleration
25.
Describe the speed of the object from 4-6 seconds using the distance vs. time graph.
a)
Increasing speed
b)
Decreasing speed
c)
Not moving
d)
Constant speed
26.
While going to school, a student walks an average of 5 km/hr west for 12 blocks.
a)
Speed
b)
Acceleration
c)
Velocity
27.
A bicyclist takes a curved, scenic ride through the park going 4.5 m/s.
a)
Speed
b)
Acceleration
c)
Velocity
28.
What was Speedster's average speed?
a)
0.15 m/s/s
b)
0.67 m/s
c)
1.5 m/s
d)
15000 m/s
29.
What was the average speed for Blue Lightning after 80 s?
a)
0.53 m/s
b)
1.875 m/s
c)
12000 m/s
d)
None of the above
30.
A change in velocity over time is known as:
a)
acceleration
b)
constant speed
c)
average speed
d)
displacement
31.
Which of the following best describes the movement of the cyclist?
a)
Moving at a constant speed
b)
Accelerating at a constant speed
c)
Slowing down at a constant rate
d)
Moving at a constant distance per second
32.
2 objects traveling at the same speed have different velocities if they....
a)
start at different times
b)
travel different distances
c)
have different masses
d)
move in different directions
33.
Which of the following is accelerating?
a)
A cannonball sitting on the ground
b)
A boat traveling at a constant speed in a straight line
c)
A can being crushed under a person's foot
d)
A car going around a curve at a constant speed
34.
Which boats have identical velocities?
a)
boat 1 and 3
b)
boat 1 and 4
c)
boat 2 and 4
d)
boat 3 and 4
35.
A race car driving on a circular track is constantly accelerating because...
a)
It is moving relative to the ground
b)
The car is constantly changing speed
c)
The car is constantly changing direction
d)
It is maintaining a constant velocity
36.
Which has more Inertia? (so need more force to move)
a)
Truck
b)
Ant
c)
A cat
d)
A skateboard
37.
What is the formula for force?
a)
F=M/A
b)
F=MA
c)
F=AX
d)
what is force?
38.
What is Newton's Third Law?
a)
Object in motion stays in motion and an object at rest stays at rest unless acted on by a outside force
b)
Force = mass x acceleration
c)
For every action there is an equal and opposite reaction
39.
According to Newton's second law, if you increase the force applied to an object :
a)
it accelerates more
b)
it doesn't move
c)
you get more inertia
d)
it decelerates
40.
Who is the scientist who came up with the Laws of Motion?
a)
Sir Issac Newton
b)
The Greeks
c)
John Dalton
d)
Sir John Newt
41.
What law of motion does this picture represent?
a)
Newtons 1st law
b)
Newtons 4th law
c)
Newtons 3rd law
d)
Newtons 2nd law
42.
What Newtons law does this picture represent
a)
Newtons 2nd law
b)
Law of gravity
c)
Newtons 1st law
d)
Newtons 5th law
43.
What law of motion does this picture represent?
a)
Newtons 3rd law
b)
Newtons 4th law
c)
Newtons 1st law
d)
Newtons 2nd law
44.
The combination of all the forces acting on an object is the...
a)
net force
b)
action force
c)
reaction force
d)
balance force
45.
A cannonball with a mass of 0.5 kg is flying at an acceleration of 10 m/sec/sec. What is it's force?
a)
50 Newtons
b)
5 Newtons
c)
20 Newtons
d)
9.5 Newtons
Reset
