WorksheetsApplied Physics Midterm Review
Total questions: 140
Worksheet time: 1hrs 10mins
A contact force between a surface and the object it is supporting.
Tension
Friction
Normal Force
Applied Force
Gravity
The force of attraction between any two masses.
Normal Force
Tension
Gravity
Applied Force
Friction
A force of resistance that an object encounters when moving along a surface.
Tension
Gravity
Friction
Normal Force
Applied Force
A force provided by a person pushing or pulling directly on an object.
Tension
Normal Force
Gravity
Friction
Applied Force
A force provided by pulling on a rope.
Tension
Gravity
Normal Force
Friction
Spring Force
A force provided by a spring.
Spring Force
Normal Force
Gravity
Friction
Applied Force
Which way will the car go after it hits the ice patch and loses traction?
Towards A
Towards B
Towards C
Towards D
Which way will the cup fall when the car breaks suddenly?
Toward the front of the car
Toward the back of the car
Toward the right
Toward the left
Which way will the cup fall when the car quickly accelerates from rest?
Toward the front of the car
Toward the back of the car
Toward the right
Toward the left
Which way will the cup fall when the driver makes a sudden left turn?
Toward the front of the car
Toward the back of the car
Toward the right
Toward the left
Which way will the cup fall when the driver makes a sudden right turn?
Towards the left
Towards the right
Towards the front of the car
Towards the back of the car
What is the direction of the centripetal force?
Toward N
Toward E
Toward W
Toward S
In which direction is the car accelerating?
Toward N
Toward E
Toward W
Toward S
In which direction is the car's instantaneous velocity?
Toward N
Toward E
Toward W
Toward S
If the car flew of the track and could travel freely, in which direction would it travel?
Toward N
Toward E
Toward W
Toward S
What is the centripetal acceleration of the car in the diagram?
2 m/s2
4 m/s2
0.1 m/s2
10 m/s2
If the mass of the car is 1,000 kg, what is the centripetal force acting on the car?
2,000 N
1,000 N
4,000 N
3,000 N
Is the car accelerating?
Yes, because its speed is changing.
Yes, because its direction is changing.
Ye, because its speed and direction both change.
No, it is not accelerating.
Which force serves as the centripetal force on the bucket?
Tension
Normal Force
Gravity
Friction
Which force provides the centripetal force on the satellite?
Gravity
Normal Force
Friction
Tension
Which force serves as the centripetal force on the car?
Friction
Gravity
Normal Force
Applied Force
Which force serves as the centripetal force on the motorcycle?
Normal Force
Applied Force
Tension
Friction
The proper unit for centripetal acceleration is
m/s
m/s2
kg
N
The proper unit for centripetal force is
m/s2
m/s
kg
N
The proper unit for instantaneous velocity is
m/s2
m/s
kg
N
The proper unit for mass is
m/s2
m/s
N
kg
The car's instantaneous velocity is directed towards
A
B
E
D
Increasing the radius
Increases the centripetal acceleration
Decreases the centripetal acceleration
Does not affect centripetal accleration
Towards which direction is the car's centripetal acceleration oriented?
D
B
A
E
What is the centripetal acceleration of the car?
12 m/s2
2 m/s2
0.5 m/s2
8 m/s2
A car travels at a constant speed of 30 m/s in a horizontal circle of radius 78 m. What is the centripetal acceleration?
11.6 m/s2
0.4 m/s2
30 m/s2
2.6 m/s2
2340 m/s2
The centripetal force on an object is 1,200 N. If the object has a centripetal acceleration of 40 m/s2, what is the mass of the object?
30 kg
0.03 kg
0.3 kg
3.0 kg
300 kg
If an object has a centripetal acceleration of 55 m/s2 while traveling in a circle with a radius of 4 m, what is the speed of the object?
14.8 m/s
220 m/s
3.7 m/s
13.8 m/s
If an object is traveling in a circle with a centripetal acceleration of 80 m/s2, what is the radius of the circle if the object is traveling at 12 m/s?
1.8 m
0.15 m
6.7 m
0.14 m
A 30 kg object is traveling in a circle at 50 m/s. If the radius of the circle is 5 m, determine the magnitude of the centripetal force.
15,000 N
16,000 N
17,000 N
18,000 N
The centripetal acceleration of any object traveling in a circle is always directed towards
The center of the circle
The outside of the circle
The ground
The sky
Objects exhibiting centripetal motion travel in
A straight line
A circle
A zig zag
A triangle
How will increasing the centripetal force on an object affect its centripetal acceleration?
Centripetal Acceleration Increases
Centripetal Acceleration Decreases
Centripetal Acceleration Not Affected
If the centripetal force on an object does not change, how would increasing the mass affected centripetal acceleration?
Centripetal Acceleration Increases
Centripetal Acceleration Decreases
Centripetal Acceleration Not Affected
Why would a cup in a car tip over if the car suddenly stops?
The cup's inertia
The car's intertia
The tire's friction
The cup's density
It would make most sense to measure the length of a piece of paper in
meters
kilometers
centimeters
millimeters
It would make the most sense to measure the length of a gymnasium floor in
Kilometers
Millimeters
Centimeters
Meters
It would make the most sense to measure the distance between states in
Centimeters
Millimeters
Kilometers
Meters
It would make the most sense to measure the diameter of a pencil eraser in
Millimeters
Centimeters
Kilometers
Meters
A meter is about the length of
The width of a door
A textbook
A pencil
The length of a street
1.0 kg is about the mass of
A textbook
A paperclip
A person
A house
Which of the following is NOT an example of a vector quantity
Mass
Velocity
Displacement
Momentum
A vector quantity consists of
Only a magnitude
Only a direction
Both a magnitude and a direction
A magnitude, a direction, and a temperature
A scalar quantity consists of
Both a magnitude and a direction
Only a magnitude
Only a direction
A magnitude, a direction, and a temperature
Which of the following is NOT an example of a scalar quantity?
Speed
Distance
Temperature
Force
A member of the track team completes four laps of the track. Each lap requires her to run 0.25 miles. What is the total distance the runner completes?
0.25 miles
0 miles
4.0 miles
1.0 miles
A member of the track team completes four laps of the track. Each lap requires her to run 0.25 miles. What is the runner's total displacement?
0.25 miles
1.0 miles
4.0 miles
0 miles
The units for acceleration are
m/s2
m/s
m
s
The units for velocity are
m/s2
m/s
m
s
The units for distance are
m
s
m/s
m/s2
The units for time are
s
m
m/s
m/s2
What do we call the change in distance per unit of time?
Velocity
Acceleration
Impulse
Momentum
What do we call the change in velocity per unit of time?
Acceleration
Velocity
Speed
Momentum
The velocity of an object at a specific moment in time is known as
Instantaneous Velocity
Acceleration
Average Velocity
Impulse
Which of the following would be considered an acceleration?
A car speeding up
A car slowing down
A car changing direction
All of these
If a car is initially traveling at 30 mph, but 12 seconds later is traveling at 56 mph, what is the car's average acceleration?
2.2 m/s2
4.7 m/s2
2.5 m/s2
3.1 m/s2
A bicyclist is traveling at 18 km/hour. How long does it take him to travel 4 km?
0.16 hours
0.22 hours
4.5 hours
8.4 hours
An ice cream truck accelerates from rest to a velocity of 14 m/s in 8 seconds. What was the truck's average acceleration?
1.75 m/s2
0.57 m/s2
6.00 m/s2
4.25 m/s2
If an object is dropped from rest on Earth, which values are known?
Time and Acceleration
Initial Velocity and Accleration
Final Velocity and Acceleration
Time and Initial Velocity
On Earth, what is the acceleration due to gravity?
10 m/22
5 m/s2
12 m/s2
18 m/s2
An object is dropped off of a 20 m tall building. What characteristics will change as the object falls?
Acceleration, Density, Magnetic Orientation
Inertia, Mass, Magnitude
Initial Velocity, Final Velocity, Height
Instantaneous Velocity, Momentum, Height above the ground
A squirrel accidentally drops an acorn out of a 40 meter tree. How long will the acorn fall before it hits the ground?
2.8 seconds
3.4 seconds
4.1 seconds
5.0 seconds
A child drops a toy from a window. If the toy falls for 3 seconds, what will the final velocity of the acorn be as it strikes the ground?
30 m/s
0 m/s
9 m/s
15 m/s
As an object falls, its acceleration
Remains the same
Increases
Decreases
As an object falls, its velocity
Increases
Decreases
Remains the same
As an object falls, its momentum
Increases
Decreases
Remains the same
As an object falls, its inertia
Remains the same
Increases
Decreases
A huge, vacuum sealed room is created on Earth. A ball is dropped from the ceiling inside the room. The object will experience
Gravity Only
Air Resistance Only
Both Gravity and Air Resistance
Neither Gravity nor Air Resistance
On Earth, a person determines their mass to be 70 kg. If that person is transported to the Moon, how will their mass be affected?
Mass is the same in both cases
Mass will be greater on the Moon
Mass will be less on the Moon
On Earth, a person determines their weight to be 700 N. If that person is transported to the Moon, how will their weight be affected?
Weight is the same in both cases
The person will weigh more on the Moon
The person will weigh less on the Moon
Choose the appliance with the greatest inertia
100kg Refrigerator moving at 2m/s
75kg Dishwasher at rest
27kg Microwave moving at 35m/s
1.5kg Toaster at rest
A volleyball player jumps in the air, pushing on the floor with 1,000N.
The floor pushes back on the player with exactly 1,000N.
The floor pushes back on the player with less than 1,000N.
The floor does not push back on the player.
The floor pushes back on the player with more than 1,000N.
A 1,000kg car travels in a straight line at a constant speed of 25m/s. What is the net force acting on the car?
0 N
40 N
0.025 N
25,000 N
What is the acceleration due to gravity on a planet where a 45 kg mass weighs 495 N?
11 m/s2
15 m/s2
7 m/s2
19 m/s2
What property of an object determines how much inertia it has?
Mass
Acceleration
Volume
Velocity
According to Newton, an object in motion...
Accelerates Uniformly
Stays in Motion
Stops Suddenly
Decreases Inertia
What do we call an object's resistance to a change in motion?
Inertia
Momentum
Acceleration
Impulse
When an unbalanced force is applied to an object, the object will...
Accelerate
Intertiate
Levitate
Obliviate
Which object would have the greatest force?
A 30 kg object accelerating at 30 m/s2
A 10 kg object accelerating at 70 m/ss
A 40 kg object accelerating at 10 m/s2
A 20 kg object accelerating at 40 m/ss
Who created the Laws of Motion?
Isaac Newton
Albert Einstein
Galileo Galilee
Nicolaus Copernicus
Increasing the height (h) from which the ball is thrown would
Increase initial vertical velocity
Decrease initial vertical velocity
Not affect initial vertical velocity
Double the mass of the ball
Increasing the height (h) from which the ball is thrown would
Increase the amount of time that the ball is falling
Decrease the amount of time that the ball is falling
Not affect the amount of time that the ball is falling
Create negative time
Increasing the initial horizontal velocity will
Increase the amount of time that the ball is falling
Decrease the amount of time that the ball is falling
Not affect the amount of time that the ball is falling
Cause the mass to invert
Increasing the initial horizontal velocity will
Cause the ball to travel further horizontally
Cause the ball to travel less far horizontally
Not affect the distance the ball travels horizontally
Lower the temperature of the surrounding air
Increasing the initial horizontal velocity will
Increase the vertical acceleration of the ball
Decrease the vertical acceleration of the ball
Not affect the vertical acceleration of the ball
Increase the height of the hill
As time goes by after the ball is thrown, what happens to the horizontal velocity of the ball?
It increases
It decreases
It does not change
It performs photosynthesis
Bullet A is fired horizontally from a gun, while Bullet B is dropped from from the same height.
Bullet A hits the ground first
Bullet B hits the ground first
Both bullets the the ground at the same time
Can't tell which bullet hits the ground first
Assuming no air resistance, what characteristics of an object affect how quickly it falls?
Mass
Volume
Nothing affects it
Weight
On Planet Corneria, the acceleration due to gravity is 14.0 m/ss.
Objects will fall faster there than on Earth
Objects will fall slower there than on Earth
Objects will fall at the same speed on Corneria and on Earth
Objects there would not fall
When an object is dropped...
Its final velocity is always zero
Its initial velocity is always zero
Its acceleration is always zero
Its mass is always zero
On the Moon, a hammer and feather are dropped from the same height.
Both objects will hit the ground at the same time
The hammer will hit the ground first
The feather will hit the ground first
Neither object will fall
On Earth, a hammer and a feather are dropped from an airplane.
The hammer will hit the ground first
The feather will hit the ground first
Neither object will fall
Both objects will hit the ground at the same time
Why does using a parachute effectively slow your speed as you fall?
It increases your air resistance
It decreases your air resistance
It increases your weight
It decreases your weight
A book is at rest on a table. What force is supporting the book?
Tension
Friction
The Applied Force
The Normal Force
A punching bag is hanging from the ceiling. What force is supporting the bag?
The Normal Force
Friction
The Applied Force
Tension
A person pushes a box across the floor. What do we call this force?
The Applied Force
The Normal Force
Tension
Gravity
An apple falls to Earth. What force is causing this motion?
Gravity
Tension
The Normal Force
The Applied Force
The force of gravity always pulls
Up
Down
Right
Left
The force due to gravity is also known as
Mass
Weight
The Normal Force
The Applied Force
A 600 N elephant stands on a platform. If the elephant is at rest, what is the net force?
0 N
- 600 N
600 N
300 N
The combination of all forces acting on an object is called
The Net Force
The Combo Force
The Normal Force
The Physics Force
If you are trying to push a dresser across the floor, what force is resisting you?
The Normal Force
Tension
Weight
The Force of Friction
A 100 N person stands with one foot on a scale, and the other foot on a second scale.
Both scales show 100 N
Both scales show 50 N
Both scales show 0 N
Both scales show 200 N
A 600 N mass is suspended from three vertical ropes. How much tension is found in each rope?
0 N
600 N
300 N
200 N
A 40 N mass is at rest, hanging from a string. How much tension must be in the string?
More than 40 N
Less than 40 N
Exactly 40 N
There is no way to tell
What is the net force on an object at rest?
0 N
-10 N
It depends on the object
10 N
Lifting a dumbbell requires you to
Make your applied force greater than the force of gravity
Make your applied force less than the force of gravity
Make your applied force equal the force of gravity
Get so big that you turn off gravity
A pineapple rests on the floor. What forces act on the pineapple?
No forces act on the pineapple
Force of Gravity, Normal Force
Force of Gravity Only
Force of Gravity, Normal Force, Force of Friction
You try to push a refrigerator with 100 N of force, but it won't budge. How strong is Friction?
Greater than 100 N
Less than 100 N
Exactly 100 N
There is no way to tell
Tim pulls left with 30 N of force, Mike pulls right with 25 N of force. What is the net force?
-5 N
5 N
55 N
0 N
A coffee mug sits at rest on a table.
This is static equilibrium
This is dynamic equilibrium
This is not equilibrium
This is substantive equilibrium
A toy car is moving at a constant speed across a track
This is static equilibrium
This is not equilibrium
This is substantive equilibrium
This is dynamic equilibrium
A man pulls an airplane down a runway so hard that it accelerates
This is dynamic equilibrium
This is static equilibrium
This not equilibrium
This is substantive equilibrium
Bill pulls right with 40 N. Ted pulls left with 25 N. What is the resultant?
65 N
15 N
25 N
40 N
If the net force on an object is not zero, what will happen?
It will speed up or slow down
It will move at a constant speed
It will not move
It will combust
A football sails through the air. Besides air resistance, what forces act on the football?
Gravity, Only
Gravity, Normal Force
Gravity, Tension
Gravity, Applied Force
A toy rocket is launched in the air. When the rocket reaches the highest point in its flight, what is its instantaneous velocity?
Zero
Positive
Negative
Increase the mass of an object, what happens to the gravitational force that acts on it?
It increases
It decreases
It remains the same
It stops
What is the gravitational constant here at the surface of Earth?
10 m/s2
4.18 m/s2
3.14 m/s2
1 m/s2
An object has a mass of 9 kg. How much gravitational force acts on it?
9 N
90 N
900 N
0.9 N
A 14 kg cannonball is fired from a 430 kg cannon. If the cannon ball comes out of the cannon at 90 m/s, with what speed does the cannon recoil?
-2.9 m/s
-0.6 m/s
-1.8 m/s
-2.1 m/s
A 1 kg bullet is traveling to the right at 112 m/s when it strikes a 35 kg target. The bullet becomes embedded in the target. With what velocity does the target/embedded bullet fall to the right?
3.1 m/s
5.1 m/s
2.1 m/s
4.1 m/s
A 450 kg car is traveling at 28 m/s. What is the car's momentum?
16.1 kgm/s
12,600 kgm/s
.06 kgm/s
478 kgm/s
A dinosaur is running in a straight line. Which of the following would cause the dinosaur to experience a chance in momentum?
The Dinosaur Speeding Up
The Dinosaur Slowing Down
The Dinosaur Turning Left
All of These
Applying a force to a object for a longer period of time results in
A greater impulse, meaning the object will travel further
A greater impulse, meaning the object will not travel as far
A decreased impulse, meaning the object will not travel as far
A decreased impulse, meaning the object will travel further
If you travel 320 km in 6 hours, what is your average velocity?
53.3 km/hr
0.019 km/hr
1920 km/hr
326 km/hr
A person walks three blocks north and four blocks east.
Distance Traveled = 7 Blocks. Displacement = 5 Blocks.
Distance Traveled = 7 Blocks. Displacement = 7 Blocks.
Distance Traveled = 7 Blocks. Displacement = 0 Blocks.
Distance Traveled = 7 Blocks. Displacement = 4 Blocks.
Graph shows constant velocity in + direction
Graph shows constant velocity in - direction
Graph shows no velocity
Graph shows increasing acceleration
Graph shows a constant velocity in - direction
Graph shows a constant velocity in + direction
Graph shows no velocity
Graph shows negative acceleration
Graph shows a constant velocity in + direction
Graph shows a constant velocity in - direction
Graph shows no velocity
Graph shows positive acceleration
An object experiencing a net force of zero
Must be at rest
Must be moving at a constant speed
Must be in equilibrium
Must be accelerating
Increasing the mass of an object will
Increase the rate at which it falls
Increase its momentum when moving at a constant speed
Decrease its inertia
Increase its impulse
An object on Earth experiences a 123 N force due to gravity. What is the mass of the object?
123 kg
12.3 kg
1.23 kg
0.123 kg
A 5 N object and a 50,000 N object are dropped from a building. Which object will fall faster?
The 5 N Object
The 50,000 N Object
The will fall at the same rate
A force of 34 N is applied to an object, which then accelerates at 5 m/s2. What is the mass of the object?
6.8 kg
5.4 kg
12.6 kg
8.2 kg
