Worksheetsmotion & forces quiz
Total questions: 70
Worksheet time: 2hrs 11mins
Name
Class
Date
1.
Which force produces a change in motion and has a net force greater than zero?
a)
unbalanced force
b)
balanced force
c)
gravitational force
d)
frictional force
2.
What is the standard unit force is measured in?
a)
Newtons
b)
pounds
c)
grams
d)
meters
3.
What is Newton's First Law known as? The Law of
a)
Friction
b)
Mass
c)
Inertia
d)
Gravity
4.
Which has more Inertia? (so need more force to move)
a)
Truck
b)
Ant
c)
A cat
d)
A skateboard
5.
What is the formula for force?
a)
F=M/A
b)
F=MA
c)
F=AX
d)
what is force?
6.
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
7.
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
8.
What law of motion does this picture represent?
a)
Newtons 1st law
b)
Newtons 4th law
c)
Newtons 3rd law
d)
Newtons 2nd law
9.
What Newtons law does this picture represent
a)
Newtons 2nd law
b)
Law of gravity
c)
Newtons 1st law
d)
Newtons 5th law
10.
What law of motion does this picture represent?
a)
Newtons 3rd law
b)
Newtons 4th law
c)
Newtons 1st law
d)
Newtons 2nd law
11.
A distance vs. time graph shows an object's
a)
frame of reference
b)
speed
c)
acceleration
d)
favorite food
12.
Speed =
a)
distance / time
b)
time / distance
c)
distance * time
13.
Change in speed over a given period of time is
a)
velocity
b)
motion
c)
speed
d)
acceleration
14.
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
15.
When something has speed in a certain direction it is called ___________.
a)
motion
b)
position
c)
velocity
d)
speed
16.
Acceleration of an object happens when things ________
a)
slow down
b)
go faster
c)
change direction (turn)
d)
All of the above
17.
LT4: The graph shows Ashley riding her bike to Maria's house.
What was occurring from point B to point C?
What was occurring from point B to point C?
a)
She was increasing her speed.
b)
She stopped for 4 minutes
c)
She was decreasing in speed
18.
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
19.
An empty truck and a fully loaded truck are next to each other at a traffic light. When the light turns green, the lighter truck increases speed more quickly. Which of these best explains this situations
a)
Newton's first law
b)
Newton's second law
c)
Newton's third law
d)
Conservation of momentum
20.
Newton's first law of motion states that __________.
a)
when a force is applied on an object, there is an equal force applied by the object in the opposite direction
b)
hen a force acts on an object, its acceleration is in the same direction as the force
c)
an object will remain at rest or keep moving with a constant velocity unless a force acts on it
d)
cceleration is calculated by dividing the force exerted on an object by the mass of the object
21.
What is the net force?
a)
40 N left
b)
0 N Balalnced
c)
400 N right
d)
40 N right
22.
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.
23.
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 up.
24.
What is the net force?
a)
30 N left
b)
25 N right
c)
5 N left
d)
55 N right
25.
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.
26.
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
27.
What is the net force?
a)
400 N Up
b)
400 N Down
c)
- 400 N Down
d)
800 N Down
28.
Net forces acting on an object that add up to zero
(the object is still or does not accelerate) are
a)
Balanced forces
b)
Unbalanced forces
29.
The sum of all forces acting on an object and direction
a)
Contact Force
b)
Balanced Force
c)
Unbalanced Force
d)
Net Force
30.
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
31.
(T or F?) A balanced force is only an object that is not moving.
a)
True
b)
False
32.
Balanced or Unbalanced?
a)
Balanced
b)
Unbalanced
33.
Are forces balanced or unbalanced when a car is moving at a constant speed in a straight line?
a)
Balanced
b)
Unbalanced
34.
Are forces balanced or unbalanced when a marble rolls down a ramp?
a)
Balanced
b)
Unbalanced
35.
Are forces balanced or unbalanced when skateboarding down a ramp?
a)
Balanced
b)
Unbalanced
36.
What type of force?
a)
Magnetic
b)
Gravitational
c)
Applied
d)
Normal
37.
What type of force is holding this balloon to the wall?
a)
Applied
b)
Gravitational
c)
Magnetic
d)
Electrical
38.
What force holds the planets in motion around the sun?
a)
Magnetic
b)
Electrical
c)
Gravitational
d)
Air Resistance
39.
What does the strength of gravity between two objects depend upon?
a)
Mass & distance
b)
Mass & weight
c)
Gravity & inertia
d)
Inertia & mass
40.
All objects in the universe have a gravitational attraction to each other.
a)
True
b)
False
41.
What force brings the pencil down?
a)
Applied
b)
Magnetic
c)
Normal
d)
Gravitational
42.
Which has more gravitational force acting upon it?
a)
a bus
b)
a train
c)
a car
d)
a person
43.
What force ultimately slows the roller coaster to a stop?
a)
Applied
b)
Normal
c)
Friction
d)
Magnetic
44.
Jupiter has about 317 times more mass than Earth. What can you infer from this fact?
a)
That Jupiter’s gravitational force is much weaker than on Earth’s gravitational force.
b)
That Jupiter’s gravitational force is much stronger than Earth’s gravitational force.
c)
That Jupiter’s and Earth’s gravitational forces are equal.
d)
Mass has no effect on the gravitational force between two objects
45.
What is defined as a push or pull?
a)
force
b)
motion
c)
vector
d)
speed
46.
This type of force is when one object pushes or pulls on another object by touching it
a)
applied/contact
b)
gravity
c)
magnetic
d)
fluid
47.
This type of force resist motion between two surfaces that are pressed or rubbed together
a)
contact
b)
gravity
c)
friction
48.
Balanced forces do not change the objects speed or
a)
direction
b)
distance
c)
time
d)
mass
49.
The unit of force is
a)
m/s
b)
m/s^2
c)
newton
d)
kg
50.
What is the speed of a car that travels 400 m in 20 minutes?
a)
20 miles/hr
b)
20 m/min
c)
800 m/min
d)
200 miles/hr
51.
Which of the following is a unit of speed?
a)
km/hr
b)
hr
c)
km
d)
s
52.
Which of the following is a unit of time?
a)
km/hr
b)
hr
c)
km
d)
mi
53.
Dave runs a 400 m race with a speed of 4 m/s. What time will it take him to finish the race?
a)
400 minutes
b)
100 minutes
c)
100 seconds
d)
.25 seconds
54.
A speed boat travels 200 miles at a speed of 20 miles/hr. How much time will it take to travel the 200 miles?
a)
10 hrs
b)
10 miles
c)
400 hrs
d)
100 km
55.
Mr. Rudman drives his race car for 4 hrs at 150 miles/hr. How far will he travel?
a)
600 km
b)
60 miles
c)
6 miles
d)
600 miles
56.
A 10 kg object is accelerated upward at 2 m/s2. What force is required?
a)
20 N
b)
2 N
c)
5 N
d)
0 N
57.
A 20 kg bike accelerates at 10 m/s2. What was the force?
a)
25 Newtons
b)
20 Newtons
c)
200 Newtons
d)
10 Newtons
58.
If a 10 kg 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
59.
How much force is needed to accelerate a 25kg bowling ball at 2m/s2?
a)
50N
b)
5N
c)
12.5N
d)
100N
60.
You give a shopping cart a shove down the aisle. The cart is full of groceries and has a mass of 18 kg. The cart accelerates at a rate of 3 m/s2. How much force did you exert on the cart?
a)
6N
b)
54N
c)
21N
d)
18N
61.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
62.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Not moving
63.
Which runner had a head start?
a)
A
b)
B
c)
C
64.
Which runner won the race?
a)
A
b)
B
c)
C
65.
This is a velocity-time graph. What is the object doing in segment C?
a)
Positive acceleration
b)
Negative acceleration
c)
Constant Velocity
d)
Not moving
66.
This is a velocity-time graph. What is the object doing in segment B?
a)
Positive acceleration
b)
Negative acceleration
c)
Constant Velocity
d)
Not moving
67.
How long did one of the runner's rest?
a)
8 seconds
b)
13 seconds
c)
5 seconds
d)
50 seconds
68.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
69.
What is the unit of measure for acceleration?
a)
m/s
b)
m/hr
c)
m/s2
d)
all of the above
70.
If I push a bowling ball (10 kg) and a tennis ball (2 kg) across the floor using the same amount of force (10 N), which one will accelerate quicker?
a)
bowling ball
b)
tennis ball
c)
neither
d)
they will accelerate at same rate
100 %
