NEW
Font size
S
M
L
XL
WorksheetsForces & Motion Unit Review
Total questions: 45
Worksheet time: 37mins
Name
Class
Date
1.
A student uses a bat to hit a softball with a certain force. Then she hits a heavier ball with the same force. How does the heavier ball move compared with the lighter softball?
a)
faster and farther
b)
faster and not as far
c)
more slowly and farther
d)
more slowly and not as far
2.
What best affects the motion of an object?
a)
color of the object
b)
strength of the force applied
c)
volume of sound
d)
water vapor in the air
3.
Nick and Mike are facing each other on skateboards. They touch palms and push off from each other. Which best describes their movement?
a)
Neither Nick nor Mike will move.
b)
Nick and Mike will move backward away from each other.
c)
Nick will move forward, and Mike will move backward in the same direction.
d)
Nick will move backward, and Mike will move forward in the same direction.
4.
When two equal and opposite forces are at work, what happens to motion?
a)
It increases
b)
It decreases
c)
There is no motion
d)
There is maximum friction
5.
What is gravity?
a)
the amount of matter that makes up an object
b)
a measure of how far an object moves in a certain amount of time
c)
a force the pulls things toward each other
d)
a force that pushes things away from each other
6.
How does the distance between objects affect the force of gravity between them?
a)
The greater the distance, the greater the force of gravity
b)
The smaller the distance, the greater the force of gravity
c)
The smaller the distance, the smaller the force of gravity
d)
Distance has no effect on the force of gravity
7.
What causes an object to fall to the ground?
a)
air resistance
b)
time
c)
gravity
d)
friction
8.
Michael is using the balls pictured for an experiment. He kicks the two balls with the same amount of force and thinks the heavier ball will go farther. Is he correct?
a)
No. he is incorrect because the lighter ball has less mass, so it is affected by more gravity.
b)
Yes, he is correct because the heavier ball has more mass, so it is affected by less friction.
c)
No, he is incorrect because the lighter ball has less mass, so it will travel farther.
d)
Yes, he is correct because the heavier ball has more mass, so it will move farther.
9.
Team A is on the Left and Team B is on the right. Which team will win the Tug of War?
a)
Team A
b)
Team B
c)
Neither
10.
Shane and Brett push a toy car on a straight track. When Shane pushes the car, it goes a longer distance than when Brett pushes it. Which best explains this?
a)
Brett applied more force to the car.
b)
Shane applied more force to the car.
c)
Brett did not apply any force to the car.
d)
Shane applied the same amount of force as Brett.
11.
Your friend kicks a rolling ball with a certain force. Then you kick the same ball with a larger force. What will MOST LIKELY happen?
a)
The ball will move faster and farther when your friend kicks it.
b)
The ball will move faster and farther when you kick it.
c)
The ball will move more slowly and farther when you kick it.
d)
The ball will move faster and not as far when your friend kicks it.
12.
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.
13.
Don throws a ball in the air. The ball comes back to the ground because
a)
the wind pushes on the ball with friction.
b)
the mass of Earth creates a pull of gravity on the ball.
c)
the core of Earth pulls on the ball with a magnetic attraction.
d)
the weight of the atmosphere pushes down on the ball.
14.
A student uses a rubber band to launch the four objects shown in the table. If the student pulls the rubber band back the same amount each time, which object will most likely move the fastest when launched?
a)
paper clip
b)
piece of paper
c)
eraser
d)
rubber ball
15.
Which best represents the relationship between force and the mass of an object?
a)
The greater the force, the smaller the object.
b)
The smaller the force, the smaller the object.
c)
The force on an object determines what density it has.
d)
The greater the mass of an object, the greater the force needed to move it.
16.
Which is the best example of unbalanced forces acting on an object?
a)
a boy sitting on a chair
b)
a dog holding a ball in its mouth
c)
a girl jumping off her skateboard
d)
a marble rolling at a constant speed
17.
A plane carrying bags has a mass of 50,000 kg. After delivering the bags, it has a mass of 30,000 kg. Which would best describe how the plane’s motion would be affected on the way back?
a)
The plane would travel at a faster speed.
b)
The plane would travel at a slower speed.
c)
The plane would travel at the same speed.
18.
Which will most likely increase the speed of an object?
a)
applying a faster force
b)
applying a slower force
c)
applying a weaker force
d)
applying a stronger force
19.
Which will most likely happen to a kite in the air if the wind stops blowing?
a)
The kite will go higher due to gravity.
b)
The kite will fall to the ground due to gravity.
c)
The kite will float away due to decreased wind speed.
d)
The kite will change direction due to decreased wind speed.
20.
Carey left a bowling ball and kickball outside on a windy day. Which best explains why the kickball moved but the bowling ball did not?
a)
The kickball has less mass so it was easier to move.
b)
The force of gravity acting on the bowling ball is greater.
c)
The mass of the kickball is greater so it is easier to move.
21.
What is happening between 9am and 11am?
a)
The cyclist is traveling up a hill
b)
The cyclists is speeding up
c)
The cyclists is traveling at a constant speed
d)
The cyclist is slowing down
22.
What is the total distance covered by 2 pm?
a)
40 miles
b)
30 miles
c)
60 miles
d)
10 miles
23.
What is the object's position at 3 seconds?
a)
20m
b)
30m
c)
40m
d)
50m
24.
At which point in time, does this person turn around?
a)
3 seconds
b)
5 seconds
c)
10 seconds
d)
25 seconds
25.
What is the best way to describe the speed of object C?
a)
Fast
b)
Moving backwards
c)
Not Moving
d)
Slow
26.
Describe the motion the graph shows
a)
Constant Speed
b)
Speeding up
c)
Slowing Down
d)
all the answer choices
27.
Which runner complete the 100 meter race in the least amount of time?
a)
Albert
b)
Bob
c)
Charlie
28.
What was Charlie doing between 8 seconds and 10.5 seconds?
a)
He was stopped
b)
He was changing his speed
c)
He was returning to start
d)
He was traveling at a constant speed
29.
What can you assume about the speed of the object from its distance vs time graph?
a)
its speed is increasing
b)
its speed is decreasing
c)
its speed is not changing
d)
the object is standing still
30.
What is happening to the object starting at 15 seconds?
a)
speed is decreasing, going back to starting point
b)
constant speed, going back to starting point
c)
constant speed, going down a hill
d)
speed is increasing, going back to starting point
31.
Which object has a greater speed and how do you know?
a)
green because less steep slope
b)
red because steeper slope
c)
green because steeper slope
d)
red because less steep slope
32.
On a distance vs time graph, what does a "flat" region indicate?
a)
time has stopped
b)
the object has stopped moving and distance remains constant
c)
speed has reached a maximum
d)
the object is slowing down
33.
A track runner lines up at the starting line for a race. Which best describes her motion according to the graph?
a)
standing still for the first five seconds, then runs forward, then turns around and runs back
b)
standing still for one second, then running forward, then stops for 2 seconds, then turns around and runs back
c)
takes off running then stops for two seconds, then runs back
d)
runs forward, then stops, then keeps going forward
34.
How does friction affect speed?
a)
more friction decreases speed
b)
more friction increases speed
c)
less friction decreases speed
35.
Which of the following is an example of friction that is helpful?
a)
Brakes used on a bike
b)
Tires from a car on the road
c)
Tread on the bottom of your shoes
d)
All are examples that are helpful
36.
When most objects with smooth surfaces rub, there is less friction.
a)
True
b)
False
37.
The rougher the surface, the faster an object will travel over the surface.
a)
True
b)
False
38.
Friction is a force that acts in an ___________ direction of movement.
a)
similar
b)
opposite
c)
parallel
d)
west
39.
A type of friction that occurs when air pushes against a moving object causing it to decelerate.
a)
surface area
b)
air resistance
c)
velocity
d)
gravity
40.
Which of the following is an example of friction that is harmful?
a)
Pencil marking on paper
b)
Engine parts wearing out
c)
sand placed on ice in the winter
d)
Using an eraser to erase marks
41.
What does friction produce?
a)
light
b)
sound
c)
heat
d)
gravity
42.
An _______ force must act on an object for it to CHANGE it's motion
a)
balanced
b)
unbalanced
c)
gravitational
d)
electrical
43.
John stands at the top of a steep hill and pushes a ball over the edge with his foot. Which force causes the ball to continue rolling down the hill?
a)
mass
b)
gravity
c)
friction
d)
air resistance
44.
How would the absence of friction affect a marble traveling on a long, straight path?
a)
The marble’s speed would decrease.
b)
The marble’s speed would increase.
c)
The marble would stop immediately.
d)
The marble would remain at constant speed.
45.
Lilly has a flat piece of paper and a ball of paper. She drops both papers at the same time from the same height. The ball of paper hits the ground first. Which force acts on the flat piece of paper that slows it down?
a)
air resistance
b)
gravity
c)
inertia
d)
magnetism
Reset
