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TEST REVIEW Motion (Distance, Speed, Acc, Force, Momentum)

Total questions: 75

Worksheet time: 1hrs 29mins

Name
Class
Date
1.
A ping-pong ball rolls forward 6 meters, and bounces backward 3 meters. It traveled a total distance of:
a)
9 meters
b)
6 meters
c)
3 meters
d)
0 meters
2.
Liza is swimming laps from one end of a 50 meter pool to the other. Going from one end to the other is considered one lap. If she swims four complete laps, which statement is TRUE?
a)
Her distance and displacement are both zero.
b)
Her distance is zero, but her displacement is 200 meters.
c)
Her distance is 200 meters, but her displacement is zero.
d)
Her distance and displacement are both 200 meters.
3.
Ivan walks 10 meters west to the water fountain, then runs 2 meters east to his class to avoid a lockout. His displacement would be:
a)
8 meters
b)
8 meters, east
c)
8 meters, west
d)
12 meters
4.
Distance and direction of an object's change in position from a starting point
a)
displacement
b)
distance
c)
motion
d)
reference point
5.

Rachel walks 12 feet from her locker to her class, remembers that she forgot her calculator and walks back to her locker. Then she walks back to class. What was her displacement?

a)

36 feet

b)

24 feet

c)

0 feet

d)

12 feet

6.

To tell that motion takes place, you must have a(n):

a)

reference point

b)

direction

c)

position

d)

speed

e)

velocity

7.

Which color path represents the distance the blue bumper car will take to hit to other bumper car?

a)

purple

b)

red

c)

both red and purple

d)

neither red or purple

8.
Speed is
a)
the change in distance in a given time
b)
change in direction
c)
moving in a specific direction
d)
moving
9.

Velocity is...

a)

distance over time

b)

speed plus direction

c)

change in direction

d)

change in speed and direction

10.

If you're asked your speed and you look down at the speedometer and say "I'm going 60 mph right now" you are telling someone your...

a)

average speed

b)

instantaneous speed

c)

acceleration

d)

velocity

11.

A plane flying 300 mph west toward California is an example of...

a)

Speed

b)

Velocity

c)

Acceleration

d)

Direction

12.
A truck moving 20 m/s is an example of ...
a)
Speed
b)
Distance
c)
Velocity
d)
Acceleration
13.

A plane flying 300 mph west toward California is an example of...

a)

Speed

b)

Velocity

c)

Acceleration

d)

Direction

14.

Pick all of the following that are velocities.

a)

4 km/s west

b)

5 cm/h south

c)

2 mph

d)

8 cm/year

e)

5 m/s up

15.
Calculate the speed of a train that traveled 400 miles in 5 hours.
a)
20 mph
b)
20 m/s
c)
80 mph
d)
80 m/s
16.

Calculate the distance of a train that traveled 40 miles per hour for 5 hours.

a)

200 mph

b)

200 miles

c)

8 mph

d)

8 miles

17.

Calculate the time it would take for a person walking at 50 meters/min to go 350 meters.

a)

7 minutes

b)

400 minutes

c)

7 hours

d)

300 minutes

18.
Acceleration is defined as the CHANGE in 
a)
time it takes for one place to move to another place. 
b)
velocity of an object.
c)
distance divided by the time interval 
d)
velocity divided by the time interval 
19.

A positive acceleration means that your object is _____.

a)

not accelerating

b)

not moving

c)

speeding up

d)

slowing down

20.
A negative acceleration means that your object is _____. 
a)
not accelerating
b)
not moving
c)
speeding up 
d)
slowing down 
21.
Why does a car accelerate as it round a corner at a constant speed?
a)
Its direction changes
b)
It doesn't
c)
It slows down
d)
Its speeds up  
22.
Acceleration only takes place when things speed up. 
a)
True
b)
False
23.

The SI unit for acceleration is

a)

mph

b)

ft/sec

c)

m/s2

d)

m/s

24.

When are you undergoing an acceleration in a car? (Choose all that are correct)

a)

speed up

b)

slow down

c)

make turns

d)

constant speed

25.
When a car goes around a corner at 20 mph, why do we say it  accelerates?
a)
The car is accelerating because of the velocity is constant
b)
The car accelerates because it's going 20 mph
c)
Cars always accelerate when they are in motion
d)
The car is accelerating because it's changing direction
26.

"Starting from rest" means your _____ speed is 0 m/s, while "coming to a stop" means your _______ speed is 0 m/s.

a)

initial; final

b)

final; initial

c)

constant; instantaneous

d)

instantaneous; average

27.

A dirt bike can accelerate from 15 m/s to 25 m/s in 5 seconds. What is the rate of acceleration?

a=(vfvi)ta=\frac{\left(v_f-v_i\right)}{t}

a)

2 m/s2

b)

3 m/s2

c)

5 m/s2

d)

8 m/s2

28.

A box sliding down an inclined plane attains a velocity of 27 m/s in 3 seconds from rest.  Find the acceleration.

a=(vfvi)ta=\frac{\left(v_f-v_i\right)}{t}  

a)
30 m/s
b)
24 m/s2
c)
9 m/s2
d)
81 km/hr
29.

A drag racer that had accelerated to 200 m/s has to put on the brakes to come to a stop in 10 s.  What was the acceleration?

a=(vfvi)ta=\frac{\left(v_f-v_i\right)}{t}

a)

-20 m/s2

b)
40 m/s2
c)
-40 m/s2
d)

20 m/s2

30.
Unit of mass
a)
m/s 2
b)
m/s
c)
newtons
d)
kg
31.
What is Newton's First Law known as? The Law of
a)
Friction
b)
Mass
c)
Inertia
d)
Gravity
32.
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 
33.
Newton's third law states that any action will have a(n) _______ and ______ reaction
a)
Equal and similar
b)
Equal and opposite
c)
Equal and different
d)
Greater and opposite
34.
This equation goes with which law?
a)
Newton's first law of motion
b)
Newton's second law of motion
c)
Newton's third law of motion
d)
None of these
35.
Which of Newton's laws is illustrated when a magician pulls a tablecloth out from under the dishes without disturbing them?
a)

1st Law of Inertia

b)

2nd Law F=ma

c)

3rd Law Action-Reaction

d)

4th Law of Gravitation

36.
A person is pushed forward into their seat belt when a car stops.  Which law is this?
a)

1st Law of Inertia

b)

 2nd Law F=ma

c)

3rd Law Action-Reaction

d)

4th Law of Gravitation

37.
When a cannon fires a cannonball we observe Newton's third law. Which force is the reaction force?
a)
The cannon moving forward
b)
The cannonball moving forward
c)
The cannon moving backward
d)
The cannonball moving backward
38.
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
39.
A bike accelerates at 10 m/s2 when a force of 50N is applied.  What is the mass of the bike and its rider?
a)
25 kg
b)
200 kg
c)
20 kg
d)
5 kg
40.
Which of Newton's laws are illustrated with a rocket launch?
a)
1st Law, the Law of Inertia. 
b)
2nd Law, the Law of Acceleration.
c)
3rd Law, the Law of Action Reaction
d)
The Law of Conservation of Mass
41.
Which of Newton's Laws is illustrated with a large mass and a small mass accelerating?
a)
1st Law, the Law of Inertia.
b)
2nd Law, the Law of Acceleration
c)
3rd Law, the Law of Action Reaction
d)
The Law of Conservation of Mass
42.

What law of motion does this picture represent?

a)

Newton's 3rd law

b)

Newton's Law of Gravitation

c)

Newton's 1st law

d)

Newton's 2nd law

43.
Friction is a force that acts in an ___________ direction of movement.
a)
similar
b)
opposite
c)
parallel
d)
west
44.
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
45.
What type of friction is not moving?
a)
static
b)
sliding
c)
fluid
d)
rolling
46.
Which would NOT be a way of reducing friction?
a)
making the surfaces smoother
b)
using lubricants such as waxes, oils, or grease
c)
changing from sliding friction to rolling friction using ball bearings
d)
Using kitty litter on snow and ice to help your car gain traction
47.
What does friction produce?
a)
light
b)
sound
c)
heat
d)
gravity
48.
 What is the unit called that measures force?
a)
weight
b)
meter
c)
Newton
d)
kilogram
49.
How does friction affect speed?
a)
more friction decreases speed
b)
more friction increases speed
c)
less friction decreases speed
d)
less friction doesn't affect speed
50.
How can friction be reduced?
a)
reduce the force acting between the 2 surfaces
b)
reduce the roughness of the 2 surfaces coming in contact
c)
use wax, grease or oil
d)
all of the above are ways of reducing friction
51.
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 
52.
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
53.
Wheels on a skateboard most likely experiences-
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
54.
Sally experiences-
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
55.
Wheels of a shopping cart experience-
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
56.
Swimming fish experience-
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
57.
With unbalanced forces, the object will move in the direction of the _______ force.
a)
larger 
b)
smaller 
c)
equal 
58.
If there are two forces going in the same direction how would you find the net force?
a)
Subtract
b)
Add
c)
Neither
d)
Multiply
59.
What is the net force?
a)
20 N 
b)
0 N 
c)
400 N 
d)
40 N 
60.
If these teams 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.
61.

What is the NET FORCE and DIRECTION (of net force)?

a)

4 N to LEFT

b)

4 N to RIGHT

c)

0 N to LEFT

d)

4 N

62.

What is the NET FORCE and DIRECTION (of net force)?

a)

4 N to LEFT

b)

4 N to RIGHT

c)

0 N

d)

0 N to RIGHT

63.

What is the NET FORCE and DIRECTION (of net force)?

a)

3 N to LEFT

b)

3 N

c)

0 N

d)

3 N to RIGHT

64.

What is the NET FORCE and DIRECTION (of net force)?

a)

5 N to LEFT

b)

7 N

c)

2 N to RIGHT

d)

5 N to RIGHT

65.

Find the NET FORCE first. If the toy car has 1.5 kg of mass, what is the acceleration and direction?

 a=Fma=\frac{F}{m} 

a)

3 N left; 5 m/s2

b)

5 N right; 1.5 m/s2

c)

3 N right; 2 m/s2

d)

5 N right; 7.5 m/s2

66.

When a sky diver first leaves the plane, they will:

a)

fall at a constant speed downwards

b)

start to accelerate downwards

c)

start to decelerate downwards

d)

float upwards

67.

As the sky divers speed increases, what else increases?

a)

their mass

b)

their weight

c)

the buoyancy

d)

the air resistance

68.

What is the hightest speed attained by a falling object?

a)

instantaneous velocity

b)

final velocity

c)

initial velocity

d)

terminal velocity

69.

At terminal velocity the downward force of gravity and the frictional force of air resistance acting on the sky diver are?

a)

unbalanced

b)

greater than gravity

c)

equal to the resultant force

d)

balanced

70.
The momentum of an object depends upon the object's ___________&_____________.  
a)
size and shape
b)
mass and speed
c)
mass and veloctiy
d)
mass and energy
71.
What is the unit for momentum?
a)
m/sec
b)
kg/sec
c)
kg/m
d)
kg m/sec
72.
A runner has a momentum of 720 kg m/s and is traveling at a velocity of 5 m/s. What is his mass?
a)
14.4 kg
b)
1400 kg
c)
144 kg
d)
360 kg
73.

Find the momentum of a 3.0 kg mass when it is stopped.

a)

0 kg*m/s

b)

need to know the velocity

c)

3.0 kg*m/s

d)

9.8 kg * m/s

74.
Which of the following correctly explains why less force is required to stop a person using an airbag?
a)
hitting the airbag decreases the person's momentum
b)
the airbag changes the person's momentum over a longer time interval
c)
the airbag is very soft, like a pillow
d)
decreasing the time of the impact decreases the force of the impact
75.

Pool (or billiard in high society) is a game totally designed around the idea of transfer of ______.

a)

momentum

b)

acceleration

c)

velocity

d)

displacement