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WorksheetsForce and Friction
Total questions: 59
Worksheet time: 4hrs 1mins
Name
Class
Date
1.
Four different students take turns pushing a large, heavy ball on the school parking lot. What is the best way to determine which student used the most force to push the ball?
a)
compare the sizes of the students
b)
compare the ages of the students
c)
compare the distances that the ball rolled
d)
compare the number of times the ball was rolled
2.
Pam ran down the sidewalk to school with her empty backpack. After school Pam’s backpack was loaded with books. Which best describes the force required to carry her book bag home?
a)
It took the same amount of force to carry the loaded book bag home.
b)
It took a greater amount of force to carry the loaded book bag home.
c)
It took a lesser amount of force to carry the loaded book bag home.
3.
How does friction affect speed?
a)
more friction decreases speed
b)
more friction increases speed
c)
less friction decreases speed
4.
Matt had a toy truck weighing 15 grams and a toy car weighing 6 grams. Using the same amount of force on each toy, he pushed them both across his desk. The car reached the other side of the desk in 1.5 seconds, but it took the truck 3.5 seconds to reach the the other side of the desk. Why did the car travel the same distance in a shorter amount of time?
a)
The car had less mass and traveled at a faster speed than the truck.
b)
The car had more mass and traveled at a faster speed than the truck.
c)
The truck had more mass and traveled at a faster speed than the car.
5.
Which of the following would increase the motion of a ball after it is kicked?
a)
a high, grassy surface
b)
a surface sloped uphill
c)
a surface sloped downhill
6.
Two toy race cars are going to be raced down the same ramp. Which information is most helpful in predicting which car will win the race?
a)
length of the ramp
b)
volume of the cars
c)
slope of the ramp
d)
mass of the cars
7.
Why are new tires on a car better than older, worn tires?
a)
New tires have less mass than older tires.
b)
New tires are less affected by gravity than older tires.
c)
New tires allow the car to travel faster than older tires.
d)
New tires provide more friction on the road than older tires.
8.
Which best describes the force of gravity?
a)
a pulling force
b)
a pushing force
c)
a change in mass
d)
a change in speed
9.
James and Alex are kicking a ball back and forth. Alex kicks the ball in James’s direction, but the ball stops just before it reaches James. Which most likely caused the ball to stop?
a)
friction
b)
gravity
c)
change in mass of the ball
d)
change in shape of the ball
10.
A person is pushing a lawnmower. Which best describes what is occurring?
a)
Mass is being applied to the lawnmower.
b)
Force is being applied to the lawnmower.
c)
There is no friction acting on the lawnmower.
d)
There is no gravity acting on the lawnmower.
11.
How is gravity affected by mass?
a)
the larger the mass of the object, the greater the gravity
b)
small objects have no gravity
c)
gravity is not affected by mass of objects, whether large or small
12.
which force produces a change in motion?
a)
unbalanced force
b)
balanced force
c)
gravitational force
d)
frictional force
13.
What is a force that opposes motion between two surfaces?
a)
friction
b)
acceleration
c)
velocity
d)
motion
14.
What is inertia?
a)
the tendency of an object to resist change in motion
b)
how fact an object is going in a given direction
c)
a measure of the lack of motion of an object
d)
change in speed or direction of an object
15.
What is the difference between mass and weight?
a)
mass is how much matter is in an object, and weight is the gravitational pull on that object
b)
mass and weight are the same
c)
weight affects how much mass is in an object
d)
weight is determined by how many atoms make up an object
16.
Find the average speed of a train that traveled 540 km in 6 hours?
a)
80 km/h
b)
100 km/h
c)
90 kn/h
d)
3240 km/h
17.
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.
18.
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.
19.
To test friction on the same object
a)
different surfaces are needed.
b)
one smooth surface is best.
c)
one rough surface is best.
20.
A train is traveling at a speed of 75 mph. Suddenly, it starts going faster. What caused the increase in speed?
a)
velocity
b)
inertia
c)
a force
d)
gravitation
21.
A bowling ball and a soccer ball are rolling at the same speed on the same surface. Why will the bowling ball be harder to stop?
a)
it has greater velocity
b)
it has greater momentum
c)
it has greater friction
d)
it has greater acceleration
22.
If these boys are pulling with the same amount of force, is it a balanced or an unbalanced force?
a)
Balanced force
b)
Unbalanced force
23.
The more mass an object has, the more ___________ it has.
a)
inertia
b)
motion
c)
momentum
d)
weight
24.
What object does it take the most force to push?
a)
car
b)
plane
c)
skateboard
d)
bicycle
25.
What do you need to measure to find the speed of a moving car?
a)
distance and time
b)
speed and direction
c)
direction and time
d)
distance and momentum
26.
How would you describe the mass of a sofa?
a)
the weight in newtons
b)
the volume of the sofa
c)
the amount of matter in the sofa
d)
the color of the sofa
27.
What is a force that resists or opposes motion between objects that are in contact?
a)
momentum
b)
gravity
c)
friction
d)
gravitational pull
28.
What can you say about the forces when neither side can move the other?
a)
The forces are balanced
b)
The gravity has increased
c)
The forces accelerate
d)
The force is with you
29.
Ms. Bice is trying to move her desk across the floor. A student decides to help her. What is the result?
a)
The mass of the desk decreases
b)
The desk moves faster
c)
Friction is reduced
d)
The desk has less speed
30.
How is gravity affected by mass?
a)
the larger the mass of the object, the greater the gravity
b)
small objects have no gravity
c)
gravity is not affected by mass of objects, whether large or small
31.
which force produces a change in motion?
a)
unbalanced force
b)
balanced force
c)
gravitational force
d)
frictional force
32.
What are two examples of forces?
a)
Art and Music
b)
A push or pull
c)
A stand or ground
d)
The dark side and the light side
33.
What is motion?
a)
It's like the ocean
b)
Any change in an animal or person's position.
c)
Motion is like acting
d)
Any change in an object or person's position.
34.
What pulls a ball back to earth?
a)
Gas
b)
Gravity
c)
Friction
d)
Molecules
35.
Why does a rolling ball stop?
a)
Gravity
b)
Friction
c)
Waterfalls
d)
Sand
36.
A change in position
a)
Newton
b)
motion
c)
friction
d)
gravity
37.
Any push or pull on an object
a)
gravity
b)
friction
c)
force
d)
motion
38.
The metric unit of force
a)
Newton
b)
force
c)
gravity
d)
motion
39.
A force that pulls all objects towards each other
a)
motion
b)
friction
c)
force
d)
gravity
40.
A force that keeps objects that are touching each other from sliding past each other easily
a)
force
b)
friction
c)
motion
d)
gravity
41.
The measure of the force of gravity on your body is your _________________
a)
height
b)
length
c)
weight
d)
age
42.
A change in the position or place of an object is ___________________________
a)
gravity
b)
motion
c)
lubricant
d)
centripetal force
43.
A _____________________ must be exerted on an object at rest to cause it to move.
a)
weight
b)
inertia
c)
force
d)
gravity
44.
The force that causes a ball to fall to the ground is ____________________________
a)
gravity
b)
lubricant
c)
friction
d)
motion
45.
The force that causes objects in motion to move in a curved path is ________________
a)
friction
b)
force
c)
lubricant
d)
centripetal force
46.
The force that slows motion or prevents it is _______________
a)
force
b)
friction
c)
inertia
d)
lubricant
47.
The tendency of an object at rest to stay at rest unless it is acted upon by a force is ___________________
a)
inertia
b)
motion
c)
gravity
d)
lubricant
48.
What is one example of a pulling force?
a)
hitting a baseball
b)
sliding in the dirt
c)
throwing a tennis ball
d)
dragging a sled
49.
What is one example of a pushing force?
a)
a horse pulling a cart
b)
hitting a golf ball
50.
What force causes rivers to run downhill?
a)
sliding friction
b)
gravity
51.
Newton's 1st Law states an object at rest remains at rest, an object in motion remains in motion unless ____________________________
a)
anti-friction occurs
b)
acted upon by an outside force
52.
Why would you weigh less on the moon?
a)
less air
b)
less sunlight
c)
there is no water on the moon
d)
less gravitational pull
53.
What scientist proved this?
a)
Bill Nye
b)
President Obama
c)
Galileo
d)
Benjamin Franklin
54.
Force is measured in what unit?
a)
Nuggets
b)
Net Force
c)
Newtons
d)
News
55.
Can be measured in meters per second (m/s)
a)
Distance
b)
Time
c)
Speed
d)
Acceleration
56.
Why is person B having a hard time moving down the hill?
a)
Person B has more friction than person A.
b)
Person B has the same friction as person A.
c)
Person B is out of shape.
d)
Person B has less friction has person A.
57.
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.
58.
This is an example of what kind of force?
a)
Balanced Force
b)
Pushing Force
c)
Gravity Force
d)
Unbalanced Force
59.
if you have balanced forces on a ball what happens
a)
It stays still
b)
Keeps going
c)
:(
d)
:)
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