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WorksheetsIntro To Physics: Forces (Ch.12)
Total questions: 40
Worksheet time: 28mins
Name
Class
Date
1.
The picture is an example of Newton's...
a)
1st Law
b)
2nd Law
c)
3rd Law
2.
The picture is an example of Newton's...
a)
1st Law
b)
2nd Law
c)
3rd Law
3.
A Newton is a unit of...
a)
force
b)
inertia
c)
acceleration
d)
velocity
4.
The combination of all the forces acting on an object is the...
a)
net force
b)
action force
c)
reaction force
d)
balance force
5.
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
6.
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
7.
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
8.
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
9.
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
10.
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
11.
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
12.
What is Newtons 1st law of motion?
a)
Force= Mass multiplied by acceleration
b)
An object at rest stays at rest unless acted on an unbalanced force.
c)
For every action there is a equal and opposite re-action.
d)
Law of gravity
13.
What is Newtons 2nd law of motion?
a)
Force= Mass multiplied by acceleration
b)
An object at rest stays at rest unless acted on an unbalanced force.
c)
For every action there is a equal and opposite re-action.
d)
Law of gravity
14.
What is Newtons 3rd law of motion?
a)
Force= Mass multiplied by acceleration
b)
An object at rest stays at rest unless acted on an unbalanced force.
c)
For every action there is a equal and opposite reaction.
d)
Law of gravity
15.
Mass is a measure of an object's inertia. Objects with greater mass have a greater inertia; objects with less mass have less inertia.
a)
true
b)
false
16.
How could you make an object increase its speed?
a)
use less force
b)
use more force
c)
use no force
17.
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.
18.
What is it called when the force of gravity is acting on an object?
a)
Weight
b)
Sliding Friction
c)
Momentum
d)
Projectile Motion
19.
What is the attraction between two objects because of their mass?
a)
Inertia
b)
Gravity
c)
Gravitational Force
d)
Weight
20.
What is the product of an objects mass and velocity?
a)
Momentum
b)
Gravity
c)
Inertia
d)
Weight
21.
Acceleration is measured in...
a)
m/s
b)
m/s2
c)
N/m
d)
ms2
22.
What is the net force acting on this object
a)
3500N
b)
500N
c)
0N
d)
3000N
23.
What are balanced forces?
a)
Forces in the same direction
b)
Forces of the same size
c)
forces of the same size in opposite directions
24.
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
25.
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
26.
What is the net force?
a)
400 N Up
b)
400 N Down
c)
- 400 N Down
d)
800 N Down
27.
What is the net force
a)
10 N
b)
0 N
c)
25 N
d)
1 N
28.
2 or more forces acting on an object that are __________ will create a __________ that will result in the movement of an object
a)
Balanced & Maximal Force
b)
Balanced & Net Force
c)
Unbalanced & Maximal Force
d)
Unbalanced & Net Force
29.
In this example, the forces are __________ and as a result the rope will _________
a)
unbalanced & move to the right
b)
balanced & move to the right
c)
unbalanced & move to the left
d)
balanced & move to the left
30.
Which of these blocks would result in motion?
a)
Block 1
b)
Block 2
c)
Block 1 and 2
d)
Blocks 2 and 3
31.
How much force is exerted on Cardi B?
a)
12N to the right
b)
11N to the right
c)
10N to the right
d)
11 N to the left
32.
What is the force applied by the student on the left if the net force is 0.
a)
22N
b)
23N
c)
24N
d)
25N
33.
If there are two forces going in opposite directions, would you add or subtract them to find the net force?
a)
Add
b)
Subtract
c)
Multiply
d)
Neither
34.
If there are two forces going in the same direction would you add or subract them to find the net force?
a)
Subtract
b)
Add
c)
Neither
d)
Multiply
35.
What is the net force?
a)
5000 N right
b)
4000 N right
c)
40 N left
d)
4000 N left
36.
What is the equation for force?
a)
Force=Time*Speed
b)
Force=Speed*Distance
c)
Force=Speed/Distance
d)
Force=Mass*Acceleration
37.
With unbalanced forces, the object will move in the direction of the _______ force.
a)
larger
b)
smaller
c)
equal
38.
Calculate the Acceleration.
a)
8
b)
1
c)
.125
d)
5
39.
Name the missing force...
a)
frictional force
b)
weight force
c)
thrust
d)
buoyant force
40.
The product of an objects mass and velocity
a)
Momentum
b)
Speed
c)
Force
d)
Velocity
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