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Force and Motion Benchmark Review

Total questions: 72

Worksheet time: 52mins

Name
Class
Date
1.
The change in a objects position is________.
a)
Force
b)
Motion
c)
Reaction
d)
movement
2.
When a car drives by, we know it is in motion because we use a ______________.
a)
ruler
b)
car
c)
reference point
d)
object
3.
Tug of war is an example of what kind of force.
a)
typical force
b)
normal force
c)
balanced force
d)
direct force
4.
The weight of an object is different from planet to planet depending on the planets gravity.
a)
True
b)
False
5.
The force that pulls all objects toward each other is called_______?
a)
push
b)
pull
c)
gravity
d)
mass
6.

A ball is rolled across a carpet. Then the ball is rolled on a smooth surface. Which explains why the ball rolls slower on the surface covered by carpet than on the smooth surface?

a)

There is more gravity between the ball and the carpet.

b)

There is no friction between the ball and the carpet.

c)

There is more friction between the ball and the carpet.

d)

There is less gravity between the ball and the carpet.

7.

A force of the same strength is applied to two boxes. One box is 10 pounds and the other box is 20 pounds.

Which describes the motion of the boxes?

a)

The larger box will move faster than the smaller box.

b)

The boxes will move at the same speed.

c)

The smaller box will move faster.

d)

The boxes won't move at all.

8.

Barb and Trey are pushing a box toward one another with equal force. What would happen if Trey stopped pushing?

a)

The box would move towards Barb

b)

The box would not move.

c)

The box would move towards Trey.

d)

The box would move upwards towards the sky.

9.

What may cause an object that is moving in a straight line to change direction?

a)

an increase in mass

b)

an outside force

c)

an increase in speed

d)

deceleration

10.
What is air resistance?
a)
friction in the air that slows things down
b)
when an airplane flies into a cloud
c)
when you feel the air hitting your face
11.
What does a curved line on a distance-time graph show?
a)
That the speed is changing. 
b)
That the object is not moving. 
c)
That the object is constant. 
12.
Friction happens in solids, liquids, and gases.
a)
True
b)
False
13.
What are EQUAL forces acting on an object in opposite directions that do not change the object's motion?
a)
Friction
b)
Weight
c)
Balanced Forces
d)
Unbalanced Forces
14.
The force that two surfaces exert on each other when they rub against each other.
a)
Friction
b)
Gravity
c)
Weight
d)
Force
15.
If an object does not move at all, what does that mean about the forces acting on the object? 
a)
The forces are balanced. 
b)
The forces are unbalanced. 
16.
Is a force that pulls objects toward each other and down to the ground
a)
Force
b)
Friction
c)
Gravity
d)
weight
17.
What are UNEQUAL forces acting on an object in opposite directions that cause motion?
a)
Balanced Forces
b)
Unbalanced Forces
c)
Gravity
18.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
19.
It's field day and two classes are playing tug-of-war. One side has 4 people and the other side has 8 people. What is this an example of?
a)
balanced forces
b)
unbalanced forces
20.
This is an example of _____ because the object WILL move. 
a)
Unbalanced Forces
b)
Balanced Forces
c)
Neither
21.

Which is most likely needed when describing the change in position of an object?

a)

initial speed

b)

direction change

c)

reference point

d)

constant rate

22.

Which statement best explains why a car that is rolling on a level surface will eventually come to a stop?

a)

Frictional forces oppose the motion of the car.

b)

Forward motion slowly runs out as energy is expended.

c)

The natural state of an object is to be at rest.

d)

Inertia acting on an object will dissipate.

23.

Which of these is an example of Newton’s first law of motion?

a)

A baseball hit with a baseball bat travels faster than a bowling ball hit with the same force.

b)

A basketball bounces on the ground with the same force that the ground pushes up on the ball.

c)

A person jumps to a dock from a boat, and the boat moves away from the dock.

d)

A person standing on a bus moves backward when the bus suddenly moves forward.

24.

This is a graph of the motion of a small boat traveling at a constant speed. How far will the boat travel in 15 hours?

a)

10 km

b)

15 km

c)

25 km

d)

30 km

25.

This graph shows the motion of an object as it moves away from a point and then back to its starting point. Which graph shows the total distance traveled by the object?

a)
b)
c)
d)
26.

Which graph could represent a car moving at a constant speed in a forward direction?

a)
b)
c)
d)
27.
The tendency of an object to remain at rest or to keep moving in a straight line unless acted upon by a force is called
a)
velocity
b)
inertia
c)
acceleration
d)
crazy
28.
In a game of Tug of War, the girls use 600 N of force to the left and the boys use 200 N of force to the right.   Which describes the game?
a)
forces are balanced and there is no motion
b)
the net force is 800 N and the boys win
c)
the net force is 400 N to the right
d)
the net force is 400 N to the left
29.
An object in motion that is is acted upon by an UNBALANCED force will...
a)
stop.
b)
start.
c)
change direction.
d)
change the motion of the object in some way.
30.
Which of the following lines shows the fastest speed?
a)
A
b)
B
c)
C
d)
D
31.
It took Billy Joe Jim Bob 18 seconds for his bowling ball to reach the end of the lane.  What else would we need to know to find the speed of the ball?
a)
the distance it traveled
b)
the mass of the ball
c)
the velocity of the ball
d)
the mass of the pins
32.
Which line shows an object that was moving, then stopped, then started moving again?
a)
X
b)
Y
c)
Z
d)
PDQ
33.
Carter's turtle crawls 40 cm every 20 seconds.  How fast does he crawl?
a)
60 cm/s
b)
60 m/s
c)
2 cm/s
d)
20 m/s
34.
Kilometers per hour (kph) is a unit that describes which of the following?
a)
velocity
b)
direction
c)
position
d)
speed
35.
What is speed?
a)
Speed is how far something travels in one hour.
b)
Speed is how fast it takes something to travel a set distance
c)
Speed is the distance something travels in a set amount of time.
d)
Speed is the change in velocity of something.
36.
An airplane travels at 50 meters in 2 seconds. What is its average speed? 
a)
25 miles per hour
b)
100 miles per hour
c)
25 meters per second
d)
100 meters per second
37.
A helicopter ambulance flew from one hospital to another in a straight line. The pilot had to  change speed several times due to the presence of other aircraft. 
What was the average speed of the helicopter during the trip? 
a)
2.0 km/min 
b)
2.5 km/min
c)
4.0 km/min
d)
7.5 km/min
38.
What is a PUSH or PULL of an object?
a)
Motion
b)
Force
c)
Friction
d)
Gravity
39.
What happens when two forces act in the same direction?
a)
They cancel each other out.
b)
The stronger one prevails.
c)
Their strengths are added.
d)
Their sum divided by the two is the total force.
40.
When you tell the direction and speed of an object, you give its
a)
motion
b)
velocity
c)
acceleration
d)
mass
41.
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
42.
Speed is equal to 
a)
Distance/Time
b)
Time/Distance
c)
Time x Distance
d)
Acceleration
43.
Speed is different from velocity because
a)
Velocity has a direction
b)
Speed uses Distance /Time
c)
Velocity doesn't include time
d)
Velocity doesn't include distance
44.
During which interval is the object speeding up?
a)
A to B
b)
B to C
c)
D to E
d)
E to F
45.
Which scientist gave us the laws of motion?
a)
George Washington
b)
John Adams
c)
Sir Isaac Newton
46.
Which is harder to stop - an 18 wheeler or a motorcycle?
a)
motorcycle
b)
18 wheeler
47.
What pulls a ball back to earth?
a)
Gas
b)
Gravity
c)
Friction
d)
Molecules
48.

Which person in the diagram is moving the fastest?

a)

A

b)

B

c)

C

d)

D

49.

What is the net force on the box shown in the picture?

a)

10 N to the left

b)

10 N to the right

c)

60 N to the left

d)

50 N to the right

50.

What unit do scientists use to measure force?

a)

Newton

b)

Grams

c)

Meters

d)

Meter per second per second

51.

Which ball will hit the ground first?

a)

Metal first, then plastic, then wood last

b)

Wood first, then plastic, then metal last

c)

They will all hit at the same time

d)

There is no way to tell

52.

Which object will hit the ground first?

a)

Object A because it is round, and has less surface area

b)

They will hit at the same time.

c)

Object B because it has a large surface area.

d)

There is no way to tell.

53.

What is the common name for gravitational force?

a)

normal force

b)

acceleration due to gravity

c)

weight

d)

mass

54.

Determine the total distance traveled during 3 seconds.

a)

10 m

b)

30 m

c)

45 m

d)

90 m

55.
It took a snail 5 seconds to travel 10 inches. How fast was the snail moving?
a)
2 mph
b)
2 in/s
c)
50 in/s
d)
15 in/s
56.
If a person walks 40 meters in 10 seconds how fast are they walking?
a)
400 m/s
b)
4 mph
c)
4 m/s
d)
50 m/s
57.
A car travels 50 miles in 2 hours. At what speed was the car traveling?
a)
25 mph
b)
100 mph
c)
52 mph
d)
48 mph
58.
Why is there less friction between two ice cubes touching than between sandpaper on wood?
a)
They have rough surfaces.
b)
They have loud surfaces.
c)
They have smooth surfaces.
d)
They have bright surfaces.
59.
Which is true from Newton's Third law of motion?
a)
For every action force there is a smaller reaction force in the opposite direction.
b)
For every action force there is an equivalent reaction force in the opposite direction.
c)
 Both 1 and 2
d)
None of the above
60.

Forces always come in ___.

a)

waves

b)

pairs

c)

triplets

61.

How is this an example of Newton’s Third law?

a)

Only the ball is using the head

b)

They are both exerting an equal force on each other

c)

Only the head is pushing the ball

62.
"For every action, there is an equal and opposite reaction."
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
Newton's 4th Law
63.
The force that opposes motion between two surfaces in contact with each other.
a)
inertia
b)
friction
c)
momentum
d)
gravity
64.
A force that opposes motion between a surface in contact with the atmosphere.
a)
air resistance
b)
gravity
c)
momentum
d)
terminal velocity
65.
As distance between two objects increase the pull of gravity 
a)
Increases
b)
Decreases
c)
Stays the same
66.
The amount of matter in an object is 
a)
pressure
b)
weight
c)
mass
d)
force
67.
A person would weigh less on on the Moon than on the Earth because . . .
a)
Moon has more mass, and therefore more gravity
b)
Moon has less mass, and therefore more gravity
c)
Moon has more mass, and therefore less gravity
d)
Moon has less mass and therefore less gravity
68.
Two factors effecting the magnitude of the force of gravity between 2 objects are...
a)
mass and distance 
b)
mass and matter
c)
distance and weight 
d)
weight and mass
69.
What does this tool measure?
a)
weight
b)
meters
c)
mass
d)
force
70.
What does this tool measure?
a)
weight
b)
meters
c)
mass
d)
force
71.
As mass increases, what happens to gravitational force?
a)
increases
b)
decreases
c)
stays the same
d)
i don't know
72.
Which model has greater gravitational attraction (if any)
a)
Model A
b)
Model B
c)
Both Model A and Model B (same gravity)

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