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WorksheetsForces and Newton's Laws
Total questions: 51
Worksheet time: 39mins
Name
Class
Date
1.
"For every action, there is an equal and opposite reaction."
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
Newton's 4th Law
2.
Force = Mass x Acceleration
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
Newton's 4th Law
3.
"An object in motion (or at rest) will to stay in motion (or at rest) until an outside force acts upon it."
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
Newton's 4th Law
4.
The tendency of an object to resist changes in its motion is...
a)
inertia
b)
force
c)
acceleration
d)
velocity
5.
Any push or pull on an object.
a)
force
b)
velocity
c)
inertia
d)
momentum
6.
The force that opposes motion between two surfaces in contact with each other.
a)
inertia
b)
friction
c)
momentum
d)
gravity
7.
Which of the following is the units for acceleration?
a)
kg*m/sec/sec
b)
kg*m/sec
c)
m/sec2
d)
m/sec
8.
A Newton is a unit of...
a)
force
b)
inertia
c)
acceleration
d)
velocity
9.
When all the forces on an object are equal and opposite, & the net force is zero, that's...
a)
balanced forces
b)
unbalanced forces
c)
terminal velocity
d)
reaction forces
10.
The combination of all the forces acting on an object is the...
a)
net force
b)
action force
c)
reaction force
d)
balance force
11.
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
12.
An archer pulls the bowstring back, then releases the string and the arrow flies forward. The arrow flying forward is the...
a)
action force
b)
reaction force
c)
net force
d)
inertia
13.
A cannonball with a mass of 0.5 kg is flying at an acceleration of 10 m/sec2. What is it's force?
a)
50 Newtons
b)
5 Newtons
c)
20 Newtons
d)
9.5 Newtons
14.
A cannonball with a mass of 10 kg is flying at an acceleration of 5 m/sec2. What is it's force?
a)
50 Newtons
b)
5 Newtons
c)
20 Newtons
d)
9.5 Newtons
15.
Mass x acceleration = ?
a)
force
b)
inertia
c)
momentum
d)
velocity
16.
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
17.
In the picture, the vehicle will move because of...
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
Newton's 9th Law
18.
To compare the two pictures would require...
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
Newton's 11th Law
19.
An automobile you are riding in suddenly stops, but you continue to go 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
20.
A rocket in outer space continues to move.
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
21.
A magician pulls a table cloth from under a table of dishes.
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
22.
The harder you hit a baseball, the faster it accelerates.
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
23.
You push against a wall and the wall is pushing back on you.
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
24.
The acceleration of a 4 kg bowling ball will be greater than the acceleration of a 6 kg bowling ball if the same force is applied to both.
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
25.
As the fuel in a rocket ignites, the force of gas expansion and explosion pushes out the back of the rocket and pushes the rocket 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
26.
You step from a boat to a dock. The boat moves backwards as you move forwards and you fall in the water.
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
27.
You are carrying a lunch tray when you bump into the edge of a table. Although the tray did not tip, your milk falls off of the front of the tray.
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
28.
You slide towards the window when a car makes a sudden turn.
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
29.
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
30.
Determine the acceleration that results when a 12N net force is applied to a 3kg object.
a)
3 m/s
b)
4 ft/s
c)
13 m/s
d)
4 m/s2
31.
Which of Newtons laws most accurately explains the situation:
It is easier to throw a baseball fast than a bowling ball
It is easier to throw a baseball fast than a bowling ball
a)
1st law
b)
2nd law
c)
3rd law
32.
Which of Newtons laws most accurately explains the situation:
A football on the ground will not move until someone kicks it
A football on the ground will not move until someone kicks it
a)
1st law
b)
2nd law
c)
3rd law
33.
Balanced or Unbalanced?
a)
Balanced
b)
Unbalanced
34.
What is the net force?
a)
400 N Up
b)
400 N Down
c)
- 400 N Down
d)
800 N Down
35.
45 m/s2 is the...
a)
Mass
b)
Force
c)
Acceleration
d)
weight
36.
Unit of mass
a)
m/s2
b)
m/s
c)
newtons
d)
kg
37.
If a 10 kilogram object accelerates suddenly at 15 m/s2, how much force was applied to the object?
a)
150 Newtons
b)
15 Newtons
c)
150 kilograms
d)
100 kilograms
38.
If an object was accelerating at 10 m/s2, and a force of 10 newtons was required to accelerate it, what was the object's mass?
a)
1 kilogram
b)
10 kilograms
c)
2 kilograms
d)
5 kilograms
39.
Why does a car accelerate as it round a corner at a constant speed?
a)
Its direction changes
b)
It doesn't
c)
It slows down
d)
Its speeds up
40.
Acceleration only takes place when things speed up.
a)
True
b)
False
41.
In each of the following cases, determine where the car has no acceleration ?
a)
A car shortly after a stoplight turns green.
b)
A car approaching a red light
c)
A car with the cruise control set at 80 km/h
d)
A car turning a curve at a constant speed
42.
The unit for acceleration is
a)
mph
b)
ft/sec2
c)
m/s2
43.
What are the three ways an object can accelerate?
a)
Speed up, slow down or change direction
b)
Go forward, go backward or stop
c)
Turn left, turn right or go straight
d)
distance, displacement or speed
44.
When are you undergoing an acceleration in a car?
a)
speed up
b)
slow down
c)
make turns
d)
All of the above
45.
Velocity is both ____ and _____.
a)
speed , direction
b)
direction, mass
c)
volume, density
d)
direction, magnitude
46.
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
47.
Which is an example of a car NOT accelerating?
a)
moving at 80km/h on a flat, straight highway
b)
slowing down to round a corner
c)
speeding up to win the race
d)
crossing the finish line and pulling into the pit
48.
Football A has a greater mass than football B. Which football will have greater acceleration when both are thrown with the same force in the same direction?
a)
Football A
b)
Football B
c)
They will have the same acceleration
d)
Mass has no effect on acceleration
49.
How can Newton's second law be represented mathematically?
a)
F=MA
b)
M= F/A
c)
A= F/M
d)
All are correct
50.
Which shopping cart will have more acceleration?
a)
The empty shopping cart
b)
The shopping cart that's full
c)
They will be the same
51.
Will it take more force to push an empty shopping cart or a shopping cart that is full?
a)
The empty shopping cart
b)
The full shopping cart
c)
They will take the same amount of force
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