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WorksheetsUnit 4 - Force and Motion Assessment
Total questions: 60
Worksheet time: 50mins
Name
Class
Date
1.
What is a PUSH or PULL of an object?
a)
Motion
b)
Force
c)
Friction
d)
Gravity
2.
What happens when one force PULLS an object toward another?
a)
Friction
b)
Motion
c)
Gravity
d)
Magnetism
3.
What is a force that works AGAINST MOTION?
a)
Force
b)
Motion
c)
Gravity
d)
Friction
4.
Why is it harder for the boy in Image B to get down the hill?
a)
Motion
b)
Friction
c)
Work
d)
Displacement
5.
In the image, which of the person and their bikes will get down a hill faster?
a)
The boy because he is younger
b)
The woman because she is stronger
c)
The boy because he has a greater mass which applies a greater force
d)
The woman because she has more mass and applies a greater force
6.
In the image, which of the person and their bikes will get down a hill faster?
a)
The boy because he is younger
b)
The woman because she is stronger
c)
The boy because he has a greater mass which applies a greater force
d)
The woman because she has more mass and applies a greater force
7.
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
8.
Which force produces a change in motion?
a)
unbalanced force
b)
balanced force
c)
gravitational force
d)
frictional force
9.
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.
10.
What is force?
a)
A force is a push or a pull upon an object resulting from the object's interaction with another object.
b)
something used in Star Wars
c)
It is the amount of space between two points.
d)
It is Superman's power
11.
Why does a rolling ball stop?
a)
Gravity
b)
Friction
c)
Waterfalls
d)
Sand
12.
A push or pull that causes a change in motion
a)
Friction
b)
Gravity
c)
Force
d)
Mass
13.
The amount of matter in an object
a)
weight
b)
force
c)
gravity
d)
mass
14.
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.
15.
What pulls a ball back to earth?
a)
Gas
b)
Gravity
c)
Friction
d)
Molecules
16.
What pulls a ball back to earth?
a)
Gas
b)
Gravity
c)
Friction
d)
Molecules
17.
What is the standard unit force is measured in?
a)
Newtons
b)
pounds
c)
grams
d)
meters
18.
When a heavy football player and a light one run into each other, who exerts more force?
a)
The heavy one
b)
The light one
c)
They are equal
d)
there is no such thing as force
19.
What is the speed of an object that travels 20 meters in 4 seconds?
a)
80 m/s
b)
0.2 m/s
c)
5 m/s
d)
24 m/s
20.
What pulls a ball back to earth?
a)
Gas
b)
Gravity
c)
Friction
d)
Molecules
21.
Which law best describes- A satellite orbiting the earth.
a)
Law of Inertia
b)
Law of Mass and Acceleration
c)
Law of Action Reaction
22.
What is Newton's First Law
a)
F=ma
b)
Every action has an equal and opposite reaction
c)
An object at rest stays at rest, an object in motion stays in motion.
d)
Friction
23.
If a ball of cheese is fired into frictionless space, the amount of force needed to keep it going equals
a)
twice the force with which it was fired
b)
the same amount of force with which it was fired
c)
1/2 the force with which it was fired
d)
zero, since no force is requires to keep it moving.
24.
Which one needs a greater net force to move, a kilogram of feathers or a kilogram of iron?
a)
feathers
b)
iron
c)
same
d)
depends on their friction
25.
What pulls a ball back to earth?
a)
Gas
b)
Gravity
c)
Friction
d)
Molecules
26.
What is the speed of an object that travels 20 meters in 4 seconds?
a)
80 m/s
b)
0.2 m/s
c)
5 m/s
d)
24 m/s
27.
What pulls a ball back to earth?
a)
Gas
b)
Gravity
c)
Friction
d)
Molecules
28.
Which law best describes- A satellite orbiting the earth.
a)
Law of Inertia
b)
Law of Mass and Acceleration
c)
Law of Action Reaction
29.
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
30.
If you are an astronaut slowly drifting away from the space station, you might be able to drift back to the station by throwing a 555-kg tool rapidly in the direction that you are traveling (away from the station).Please choose from one of the following options.
a)
True
b)
False
31.
What is an example of an inclined plane?
a)
crane
b)
slide
c)
bike
d)
see-saw
32.
What is an example of a wheel and axle?
a)
ax
b)
light bulb
c)
skateboard ramp
d)
bus tire
33.
What is a screw?
a)
means attracted to a magnet
b)
an inclined plane that is wrapped around an axle
c)
stiff bar that rests on a fulcrum
d)
made of 2 inclined planes that are back to back
34.
What does magnetic mean?
a)
means attracted to a magnet
b)
a machine with few or no moving parts
c)
stiff bar that rests on a fulcrum
d)
an inclined plane that is wrapped around an axle
35.
What is a lever?
a)
made of 2 inclined planes that are back to back
b)
means attracted to a magnet
c)
stiff bar that rests on a fulcrum
d)
made of 2 inclined planes that are back to back
36.
What is a wheel and axle?
a)
wheel that turns on a post
b)
flat surface that is higher at one end
c)
made from two or more simple machines
d)
uses a wheel and rope to lift a load
37.
What is a compound machine?
a)
uses a wheel and rope to lift a load
b)
wheel that turns on a post
c)
flat surface that is higher at one end
d)
made from two or more simple machines
38.
What is a pulley?
a)
wheel that turns on a post
b)
uses a wheel and rope to lift a load
c)
made of two or more simple machines
d)
flat surface that is higher at one end
39.
What makes a bike stop rolling?
a)
unbalanced forces
b)
your mom
c)
Friction
d)
effort force
40.
What is the net force?
a)
40 N left
b)
0 N Balalnced
c)
400 N right
d)
40 N right
41.
The tendency of an object at rest to stay at rest unless it is acted upon by a force is called ___________________
a)
inertia
b)
motion
c)
gravity
d)
lubricant
42.
A wheeled cart is moving to the right at a constant speed. Two forces of equal magnitude are acting upon the cart. Which of the following best describes the forces and motion of the cart?
a)
Balanced Forces, Constant Speed
b)
Balanced Forces, Acceleration
c)
Unbalanced Forces, Constant Speed
d)
Unbalanced Forces, Acceleration
43.
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.
44.
What is the net force?
a)
30 N left
b)
25 N right
c)
5 N left
d)
55 N right
45.
Which could be an example of a balanced force?
a)
An asteroid moving at a constant speed through space
b)
A car accelerating from a stop sign
c)
A box of dishes falling from a counter
d)
A rocket taking off
46.
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.
47.
What is the net force?
a)
10 N
b)
0 N
c)
25 N
d)
1 N
48.
Friction is a force that acts in an ___________ direction of movement.
a)
similar
b)
opposite
c)
parallel
d)
west
49.
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
50.
What is the formula for force?
a)
F=M/A
b)
F=A/M
c)
F=M*A
d)
F=M*F
51.
What is the formula for force?
a)
F=M/A
b)
F=A/M
c)
F=M*A
d)
F=M*F
52.
What is the net force on the block? (click on the words to view the picture)
a)
5 Newtons up
b)
5 Newtons down
c)
15 Newtons up
d)
15 Newtons down
53.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
54.
Speed is equal to
a)
Distance/Time
b)
Time/Distance
c)
Time x Distance
d)
Acceleration
55.
What is an example of a pulley?
a)
slide
b)
flag pole
c)
ax
d)
chapstick
56.
What is an example of a screw?
a)
arm
b)
ax
c)
light bulb
d)
ramp
57.
Which one is a resistance force?
a)
me pulling the leash
b)
you pushing a rock
c)
me pushing your desk
d)
weight of a car you are pushing
58.
What grade do you want on this test?
a)
c
b)
a
c)
b
d)
d
59.
Which of the following objects has the least acceleration?
a)
a. an empty shopping cart pushed with a hard force
b)
b. a full shopping cart pushed with a hard force
c)
c. an empty shopping cart pushed with a light force
d)
d. a full shopping cart pushed with a light
force
60.
What is this graph showing?
a)
Constant Speed
b)
Acceleration (speeding up)
c)
Deceleration (slowing down)
d)
No motion
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