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Physics - Question Bank - Semester 2 Review - Spring 2022

Total questions: 111

Worksheet time: 6hrs 33mins

Name
Class
Date
1.
A force of 90N is applied to each cart below, which one will accelerate the fastest?
a)
Cart 1
b)
Cart 2
c)
Cart 3 
d)
Cart 4
2.

True or False. Acceleration of an object is directly proportional to the net force acting on it

a)

True

b)

False

3.
What is the net force for this situation?
a)
17 N Right
b)
17 N Left
c)
3 N Right
d)
3 N Left
4.

If the mass of the car/man/parachute is 150 kg, what is their acceleration?

a)

0.02 m/s2

b)

50 m/s2

c)

0.11 m/s2

d)

8.82 m/s2

5.
If a baseball and a cannonball are dropped from the same height at the same time, which ball will hit the ground first?
a)
the cannonball
b)
the baseball
c)
The balls land at the same time.
d)
the ball with the larger volume
6.

5.) An object accelerates 25 m/s2 when a force of 100,000 newtons is applied to it. What is the mass of the object? ** include the correct label **

(a)  

7.

Which one has the LEAST inertia?

a)
b)
c)
d)
8.
What is the net force?
a)
40 N left
b)
0 N Balalnced
c)
400 N right
d)
40 N right
9.

What is the NET FORCE of this diagram?

a)

17 N, right

b)

17 N, left

c)

23 N, right

d)

12 N, up

10.

What is Newton's 2nd Law?

a)

Every action has an equal and opposite reaction

b)

An object at rest stays at rest, an object in motion stays in motion.

c)

F = ma

d)

p = mv

11.

What is force?

a)

A push on an object

b)

A pull on an object

c)

A push or pull on an object

12.

True or False. 800 N = 800 kg ⋅ m/s2

a)

True

b)

False

13.
What is Newtons 1st law of motion?
a)
Force= Mass multiplied by acceleration 
b)
An object at rest stays at rest unless acted on an unbalanced force. (inertia)
c)
For every action there is a equal and opposite  re-action.
d)
law of gravity 
14.

Objects with greater mass have a greater inertia; objects with less mass have less inertia.

a)

true

b)

false

15.

Net force is a combination of all ________ acting on an object.

a)

forces

b)

speeds

c)

accelerations

d)

velocities

16.

If an object is accelerating, then the forces acting on it must be:

a)

Balanced

b)

Unbalanced

17.
Evidence is ___________________
a)

A conclusion

b)

Scientific data

c)

A justification

d)

a statement

18.

The SI unit for acceleration is

a)

mph

b)

ft/sec

c)

m/s2

d)

m/s

19.
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  
20.

A cat has a mass of 200 kg and accelerates at 3 m/s2 to catch a mouse. How much force would be needed to stop the cat?

a)

200 N

b)

300 N

c)

500 N

d)

600 N

21.

What is the unit for force?

a)

kg

b)

newton

c)

m/s

d)

m/s2

22.

Mass and acceleration are _____________ related

a)

inversely

b)

directly

c)

m/s

d)

m/s2

23.

Newton’s law states that for every action, there is an ________ reaction.

a)

unequal and opposite

b)

equal and similar

c)

stronger and opposite

d)

equal and opposite

24.

When a person pushes against the ground with their foot, the equal and opposite reaction force is

a)

when they start to move forward

b)

the ground pushing back on their foot

25.

What is the reaction force to a foot pushing down on the floor?

a)

The foot going through the floor

b)

The floor pushing back against the foot

c)

The floor breaking to the foot

26.

A runner has a momentum of 670 kg m/s and is travelling at a velocity of 11 m/s. What is his mass?

a)

7030 kg

b)

0.0164 kg

c)

61 kg

d)

68 kg

27.

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

28.
A 40-kilogram mass is moving across a horizontal surface at 5.0 m/s.  What is the magnitude of the net force required to bring the mass to a stop in 8.0 seconds?
a)
1 N
b)
40 N
c)
25 N
d)
5 N
29.

A boy kicks a football with a force of 20 N, the time the force acts for is 0.3 s.

Calculate the impulse on the ball.

a)

1 N·s

b)

6 N·s

c)

66 N·s

d)

None of these

30.

When the speed of an object is doubled, its momentum...

a)

remains unchanged in accord with the conservation of momentum.

b)

doubles.

c)

quadruples.

d)

decreases.

31.
How can a tennis ball and a bowling ball have the same momentum?
a)
have the same speed
b)
have different speeds
c)
one is moving backwards
d)
they can't
32.

A 2 kg cart has a momentum of 16 kg m/s. What is its velocity?

a)

8 m/s

b)

32 m/s

c)

0.125 m/s

d)

18 m/s

33.
A large box slides across a frictionless surface with a velocity of 12 m/s and a mass of 4 kg,  collides with a smaller box with a mass of 2 kg that is stationary.  The boxes stick together. What is the velocity of the two combined masses after collision?
a)
0 m/s
b)
4 m/s
c)
8 m/s
d)
12 m/s
34.
In any collision (crash) the ______ is ALWAYS constant
a)
Total Momentum
b)
total speed
c)
total Velocity
d)
Energy
35.
When two objects collide, the Pbefore is ____________ the Pafter.
a)
more than 
b)
less than 
c)
equal to
d)
unrelated to
36.

The Law of Conservation of Momentum states:

a)

The total momentum before a collision is equal to the total momentum after a collision.

b)

The total momentum before a collision is greater than the total momentum after a collision.

c)

The total momentum before a collision is less than the total momentum after a collision.

d)

The total momentum before a collision is not related to the total momentum after a collision.

37.
The definition of momentum is
a)
Mass in Motion
b)
The size of an object
c)
The velocity of an object
d)
A comparison between two objects
38.

Collisions where objects BOUNCE apart.

a)

inelastic collisions

b)

elastic collisions

c)

explosions

d)

none of these

39.

A trampoline increases __________________, which in turn decreases _____________________.

a)

force / time

b)

mass / weight

c)

time / force

d)

acceleration / velocity

40.
Potential or kinetic?
Stretched bow and arrow?
a)
kinetic
b)
potential
41.
At which point(s) on the roller coaster is the gravitational potential energy at its maximum?
a)
A
b)
B
c)
C
d)
D
42.
At which point(s) on the roller coaster is the kinetic energy at its maximum?
a)
A
b)
B
c)
C
d)
D
43.

Select all: Work is equal to...

a)

KE + PE

b)

Change in energy

c)

mg

d)

Fd

44.
If an object moves from a high place to a lower place, will it gain or lose potential energy?
a)
lose
b)
gain
c)
neither
d)
both
45.
Groot rescues Rocket from the bottom of a deep pit. Groot expends 1000 J of energy lifting Rocket who has a mass of 50 kg out of the pit. How deep is the pit?
a)
0.5 m
b)
2 m
c)
4 m
d)
10 m
46.

When you rub your hands together on a cold day, you use friction to convert

a)

Mechanical energy into thermal energy

b)

Thermal energy into nuclear energy

c)

Chemical energy into mechanical energy.

d)

Electrical energy into thermal energy

47.

A student with a mass of 62 kg walks up a flight of stairs with a height of 3.4 meters. How can he decrease his power?

a)

walk slower

b)

walk faster

c)

carry his friends books

48.

On a work vs time graph, you can calculate the power by

a)

the area.

b)

the y-axis.

c)

the y-intercept.

d)

the slope.

49.

A 5 kg cat falls off a 3 m tall fridge. What is the cat's PE as it starts to fall?

a)

15 J

b)

30 J

c)

150 J

d)

1470 J

50.
What is the equation for power?
a)
P = Work/time
b)
P = Force/time
c)
P = time/distance
d)
P = Work * time
51.
 Work done = Force x _________
a)
a. distance
b)
b. acceleration
c)
c. velocity
d)
d. speed
52.
The unit used to measure work is the 
a)
Watt
b)
Newton
c)
Joule
d)
meter
53.
What is the formula for calculating the total amount of mechanical energy?
a)
ME = KE + PE
b)
KE = ME + PE
c)
PE = KE + ME
d)
ME = 1/2 mv2
54.

How high up is a 3200-kg plane if it has 960000 J of potential energy?

a)

10 m

b)

30 m

c)

307200000 m

d)

300 m

55.

What is the kinetic energy (KE) of a 0.06kg tennis ball traveling at a speed of 130m/s?

(a)   Joules

56.

What is the gravitational potential energy (GPE) of a 5.0kg object located 2.0m above the ground?

(a)   Joules

57.

At a specific point in its swing, a pendulum has 2J of kinetic energy and 1J of potential energy. What is the pendulum's total mechanical energy?

(a)   Joules

58.
Spinning of the Earth on its axis is called...
a)
rotation
b)
revolution
c)
orbit
d)
double axis
59.
What motion of the Earth takes 365 days?
a)
Rotation
b)
Tilting 
c)
Revolution
d)
Spinning
60.

What does the term "centripetal" mean?

a)

Center fleeing

b)

Center seeking

c)

Rotation

d)

Circular

61.

Why does mud fling off the tires if the tires are rotating fast?

a)

The mud is to heavy on the tires and flings off

b)

The centripetal force isn't enough to hold the mud and it flings off

c)

Gravity pulls the mud off when the tires rotate to fast

62.

Which of the following depict the tangential velocity of the ball?

a)

A

b)

B

c)

C

d)

D

63.
Which represents the acceleration of the ball?
a)
A
b)
B
c)
C
d)
D
64.
The velocity is always _____ to the line of a circle. 
a)
outwards
b)
towards the center
c)
tangent
d)
faster
65.

If the mass of the car/man/parachute is 12 kg, what is their acceleration?

(a)   m/s2

66.

5.) An object accelerates 10 m/s2 when a force of 30 newtons is applied to it. What is the mass of the object? ** include the correct label **

(a)  

67.

800 N = 800 ____

a)

kg ⋅ m/s2

b)

m/s

c)

kg/s

d)

J/s

68.

A cat has a mass of 12 kg and accelerates at 3 m/s2 to catch a mouse. How much force would be needed to stop the cat?

**Include the correct label.

(a)  

69.

A runner has a momentum of 748 kg m/s and is travelling at a velocity of 11 m/s. What is his mass? **Include the correct label.

(a)  

70.

Which of the following terms means "center fleeing"?

a)

centrifugal

b)

centripetal

71.

This is the result (feeling) of inertia but is mistaken for an outward, real force.

a)

centripetal force

b)

centripetal acceleration

c)

centrifugal force

d)

gravity

72.
A horse gallops around a circular arena.  The centripetal force on the horse is ___.
a)
directed outward
b)
tension
c)
directed toward the center of the arena
d)
9.8 N
73.
Which of the following is the unit for centripetal force?
a)
J
b)
m/s2
c)
kg⋅m/s
d)
N
74.

A car is rounding a bend as shown in the diagram. Which arrow correctly shows the direction of the cars velocity?

a)

A

b)

B

c)

C

d)

D

75.

If car A and car B are both traveling at the same speed, which will require a higher centripetal force?

a)

Car A

b)

Car B

c)

They have the same centripetal force

76.

A car is rounding a curve as shown in the diagram. Which arrow correctly shows the direction of the centripetal force keeping the car in circular motion?

a)

A

b)

B

c)

C

d)

D

77.
You swing a bucket of water attached to a string in a circle above your head. What keeps the water in the bucket?
a)
Friction
b)
Centripetal Force
c)
Gravity
d)
Inertia
78.

Momentum is a ____________________ quantity

a)

science

b)

scalar

c)

vector

d)

energy

79.
The equation to calculate momentum is
a)
p=mv
b)
p=1/2mv2
c)
p=mgh
d)
p=mg
80.

A car is of mass 15kg is travelling east at a velocity of 3m/s. the value of its momentum is:

a)

30kg.m.s-1

b)

45kg.m.s-1

c)

18kg.m.s-1

d)

5kg.m.s-1

81.
A 2 kg cart has a momentum of 10 kg m/s. What is its velocity?
a)
22 m/s
b)
.2 m/s
c)
5.0 m/s
d)
20 m/s
82.
When two objects collide, the Pbefore is ____________ the Pafter.
a)
more than 
b)
less than 
c)
equal to
d)
unrelated to
83.

When a bird is flying, their wings are pushing DOWN against the air. In turn, the air pushes __________ against their wings allowing them to fly.

a)

DOWN

b)

UP

c)

FORWARD

d)

BACKWARD

84.

SELECT ALL THAT APPLY

How are mass and weight different?

a)

mass never changes

b)

weight depends on gravity

c)

mass depends on gravity

d)

weight never changes

85.
If a bike has a mass of 10.5 kg, how much does it weigh on Earth?
a)
102.9 N
b)
1.07 N
c)
10.5 N
d)
0.93 N
86.

What is acceleration due to gravity on Earth?

a)

98 m/s2

b)

9.8 m/s2

c)

0.98 m/s2

87.
The Mars Rover Curiosity weighs 8810.2 N on Earth. Determine Curiosity's mass.
a)
899 kg
b)
86,339.96 kg
c)
0.001 kg
d)
8810.2 kg
88.

If a 75 kg TV is taken to Venus, where it weighs 665 N, what is acceleration due to gravity on Venus?

a)

8.87 m/s2

b)

49,875 m/s2

c)

0.11 m/s2

89.
If an object weighs 35 N on Saturn, what is the mass of the object if gravity is equal to 10.44 m/s2?
a)
3.35 kg
b)
365.4 kg
c)
0.298 kg
d)
35 kg
90.
A measure of the amount of matter in an object
a)
mass
b)
weight
c)
gravity
d)
pounds
91.
As mass increases, what happens to gravitational force?
a)
increases
b)
decreases
c)
stays the same
d)
i don't know
92.
As the distance between 2 objects increases, what happens to gravitational force?
a)
increases
b)
decreases
c)
stays the same
d)
i don't know
93.
If Earth's mass was cut in half, what would happen to your mass?
a)
increase because gravitational force increases
b)
decrease because gravitational force decreases
c)
decrease because gravitational force increases
d)
nothing, mass is not affected by gravitational force
94.
Scientists measure weight using which SI unit?
a)
Pounds
b)
Newtons
c)
M/S
d)
Kg
95.
What do we call the path of an object when it goes around another object?
a)
Orbit
b)
Free Fall
c)
Projectile Motion
d)
Terminal Velocity
96.
When only the force of gravity is acting on an object, we say that the object is in ___________________________.
a)
Terminal Velocity
b)
Free Fall
c)
Projectile motion
d)
Centripetal Force
97.
When an object is falling, and it reaches it's maximum speed because air resistance is equal to the force of gravity, the object has reached __________________________.
a)
Free Fall
b)
Terminal Velocity
c)
Projectile Motion
d)
Orbit
98.
If a bowling ball and a feather were dropped at the same time, in a room with no air resistance (vacuum), which object will hit the ground first?
a)
Bowling Ball
b)
Feather
c)
Both would hit at the same time
d)
Neither one would hit the ground because air is what pushing things down.
99.
Which of the following features does NOT affect air resistance?
a)
Speed
b)
Size
c)
Shape
d)
Mass
100.
If you throw a baseball straight up, what is its acceleration at the highest point?
a)
9.8 m/s2
b)
9.8 m/s
c)
0 m/s2
d)
0 m/s
101.
The shape of the path a projectile follows...
a)
circular
b)
linear
c)
wavy
d)
parabolic
102.

In a projectile motion we always have...

a)

1 component (x)

b)

3 components (x,y, and z)

c)

2 components (x and y)

d)

0 components

103.

What is the direction of the acceleration for any projectile?

a)

The direction the projectile is traveling.

b)

Down

c)

Up

d)

Sideways

104.

A ball is thrown and follows the parabolic path shown above. Air friction is negligible. Point Q is the highest point on the path. Points P and R are the same height above the ground. Which of the following diagrams best shows the direction of the acceleration of the ball at point P?

a)
b)
c)
d)
e)
105.

What is true about the vertical velocity of a projectile launched horizontally?

a)

It is initially at its maximum value.

b)

It increases due to gravity as it falls.

c)

It remains constant throughout its trajectory.

d)

It decreases as it falls due to gravity.

106.

If two projectiles are launched at two different heights, 2m and 10m, which one will reach the ground first?

a)

2m

b)

10m

c)

they both will hit the ground at the same time

107.

Which hits the ground first if they start at the same height: a dropped ball or a ball launched with a

horizontal velocity?

a)

the launched ball

b)

the dropped ball

c)

they both hit at the same time

108.

The path followed by a projectile is also known as its

a)

trajectory

b)

range

c)

height

d)

vertical displacement

109.

The vertical component of a projectile’s motion is (a)   to the horizontal component of its

motion.

110.

The horizontal velocity of a projectile dropped from a moving object is the (a)   as the velocity of the

moving object.

111.

A projectile is launched with a horizontal velocity of 20 m/s and an initial vertical velocity of 20 m/s. Which graph correctly shows the vertical position of the projectile over time?

a)
b)
c)
d)

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