WorksheetsPhysics Fall Final 2025
Total questions: 46
Worksheet time: 46mins
Name
Class
Date
1.
Choose the vector quantity
a)
Distance
b)
pH
c)
Speed
d)
Force
2.
When velocity is positive and acceleration is negative, what happens to an objects motion?
a)
The object speeds up
b)
Nothing happens to the object
c)
Th object remains at rest
d)
The object slows down
3.
Your pet turtle moves 5 meters towards you. It then gets scared, turns around, and moves 12 meters away from you. What is the distance covered?
a)
5 meters
b)
12 meters
c)
10 meters
d)
17 meters
4.
A machine has a power output of 50 watts. It then moves a 200 N box 30 meters. How long does it take to work?
a)
120 s
b)
333 s
c)
30 s
d)
12 s
5.
For rotational motion, what direction is centripetal acceleration pointed?
a)
Tangent to the center
b)
Outward
c)
Inward
d)
It's up for debate
6.
A car pulls a trailer with a force of 25,000 N. If the total impulse is 900,000 N*s, then for how long is the force applied?
a)
2.25 x 10 ^8 s
b)
2.78 x 10 ^-4 s
c)
3600 s
d)
36 s
7.
When you are sitting on a chair, the force pushing up on you is____.
a)
Tension
b)
Normal force
c)
Friction
d)
Gravity
8.
1.3 x 10^4 meters is equal to how many kilometers?
a)
1.3
b)
0.13
c)
13
d)
130
9.
What is the net force on a bathroom scale when a 110 pound person stands on it?
a)
110 pounds
b)
0 pounds
c)
220 Newtons
d)
110 Newtons
10.
Acceleration is...
a)
The rate of change of displacement
b)
The rate of change of velocity
c)
Displacement
d)
Velocity
11.
The greater the impulse, the _________ the change in _________.
a)
Greater: Distance
b)
Greater: Momentum
c)
Lesser: Momentum
d)
Greater: restraint/self control
12.
What is used to describe the ability to do work?
a)
Acceleration
b)
Force
c)
Power
d)
Energy
13.
According to Newtons second law, when the same force is applied to two objects of different masses,
a)
The object with greater mass will experience the same acceleration as the object with less mass.
b)
The object with the greater mass will experience a greater acceleration and the object with less mass will experience a smaller acceleration
c)
The object with greater mass will experience a smaller acceleration and the object with less mass will experience a greater acceleration
d)
The object with greater mass will experience a small acceleration and the object with less mass will experience an even smaller acceleration.
14.
An egg dropped from a height onto concrete will break. Another egg dropped from the same height onto grass will not. This is because for the egg falling onto grass...
a)
The change in momentum is greater
b)
The change in momentum is less
c)
The time interval for stopping is less
d)
The time interval for stopping is greater
15.
The statement by Newton that for every action there is an equal and opposite reaction is which of his laws of motion?
a)
1st
b)
2nd
c)
3rd
d)
4th
16.
Suppose that someone is holding a dollar bill between your index finger and thumb at the midway point of the dollar bill. The person holding the bill releases the bill and your are to snap your fingers before the bill has fallen completely below your fingers. Assume your reaction speed is 1/7 s and the dollar bill is 16 cm long. Can you catch the dollar bill?
a)
No. The bill will fall too fast
b)
Yes. There is enough time to catch the ball
c)
Not enough information to tell
17.
Describe the resultant of two 10-N forces acting perpendicularly outward on a box.
a)
The resultant is equal to 20 N and aimed diagonally between the two forces
b)
The resultant is 0 since the two forces cancel each other out
c)
The resultant is greater than 10 N but less than 20N
d)
There is not enough information to tell what the resultant is or in what direction it is
18.
There are___ g in 1 kilogram, and ____ centimeters in 1 meter
a)
0.001 and 0.01
b)
0.01 and 100
c)
100 and 1000
d)
1000 and 100
19.
Light from the sun reaches Earth in 8.3 minutes. The velocity of light is 3 x 10^8m/s. How far away is the sun from Earth?
a)
3.6x10^7 m
b)
3X10^8 m
c)
1.49x10^11 m
d)
2.49 x10^9 m
20.
When there is not air resistance, objects of different masses...
a)
Fall with equal accelerations and different displacements
b)
Fall with different accelerations and different displacements
c)
Fall with different accelerations and similar displacements
d)
Fall with equal accelerations and similar displacements
21.
Inertia is...
a)
Dependent more on mass than acceleration
b)
Dependent more on acceleration than mass
c)
The tendency for an object to resist change
d)
The rule that there is always an equal and opposite force
22.
If a nonzero net force is acting on an object, then the object is definitely...
a)
Being accelerated
b)
Stuck taking a dumb physics final
c)
At rest
d)
Moving with a constant velocity
23.
Two workers are on a scaffold on a skyscraper. One worker weighs 650 newtons, and the other weighs 700 newtons. If the scaffold has a tension of 1800 newtons, how much does the scaffold weigh?
a)
450 Newtons
b)
9002 Newtons
c)
1350 Newtons
d)
3150 Newtons
24.
Pete is driving down 7th st. He drives 150 meters in 18 seconds. Assuming he does not speed up or slow down, what is his speed in meters per second?
a)
150 m/s
b)
0.12 m/s
c)
0.83 m/s
d)
8.3 m/s
25.
Which of Newtons laws explains why you are jolted forward in your car after a sudden stop.
a)
1st
b)
2nd
c)
3rd
d)
4th
26.
If the wheels on an 18-wheeler truck turn once every 0.24 seconds, what speed (in m/s) are the wheels turning at? The radius is 62cm.
a)
2.4 m/s
b)
1623.2 m/s
c)
8.1 m/s
d)
16.2 m/s
27.
The laws of the thermodynamics tell us that entropy is...
a)
decreasing at a constant rate until the end of time
b)
the reason why a perpetual motion device is theoretically possible
c)
a point of maximum energy organization
d)
increasing towards the maximum
28.
Mr. Ramirez is spinning in a circle while floating in space. What happens to him as his arms become outstretched?
a)
His moment of inertia increases as well as his rotational velocity
b)
His centripetal acceleration increases but his momentum stays conserved
c)
His angular momentum remains constant but his rotational velocity decreases
d)
His rotational and tangential velocity remain constant, his moment of inertia increases and his angular momentum decreases
29.
Water in a pool is cooler during the day than the surrounding tile but warmer at night because...
a)
The tile is highly reflective and does not conduct electromagnetic radiation easily.
b)
Water has a higher specific heat capacity than the tile and so it requires more energy to heat up
c)
Water is a polar molecule and once the bonds are broken heat is released into the air.
d)
The laws of thermodynamics are only followed by substances in certain states of matter.
30.
A cart starting from rest travels a distance of 8 meters in 4 seconds. Its average speed is___.
a)
0.2 m/s
b)
2 m/s
c)
0.5 m/s
d)
5 m/s
31.
What does bouncing in a collision do to the impulse?
a)
Decreases it
b)
Increases it
c)
Causes no change
d)
Spreads it out
32.
A balloon is blown up in space and released. The balloon moves forward even though there are no molecules outside of the balloon to push against. Which of Newton's Laws explains this phenomenon?
a)
The first law of motion
b)
The law of conservation of energy
c)
The third law of motion
d)
The law of inertia
33.
A physics book is moved all the away around the perimeter of a rectangular desk which has dimensions of 2 meters by 4 meters. What is the total displacement? distance?
a)
8m: 8m
b)
0m: 12m
c)
0m: 8m
d)
12m: 0m
34.
A 0.15 kg hockey puck is traveling at 12 m/s when it is struck by a stick. As a result, the puck travels at 15 m/s in the opposite direction. If the contact between the stick and the push lasted0.05 seconds, what was the force?
a)
81 N
b)
9 N
c)
36 N
d)
540 N
35.
Simple machines work by..
a)
Decreasing input force and increasing input distance
b)
Increasing input force and decreasing input distance
c)
Decreasing the power required
d)
Decreasing friction
36.
Which is not a simple machine?
a)
Screw
b)
Wedge
c)
Pulley
d)
Horizontal plane
37.
The overall kinetic and potential energy in a rollercoaster is...
a)
Lowest at the top of a large hill
b)
Lowest midway through a large loop
c)
Greatest at the bottom of a large hill
d)
The same throughout
38.
Which type of energy involves the movement of photons?
a)
Thermal
b)
Mechanical
c)
Sound
d)
Radiant
39.
You drop an object from a tall building and it takes 15 seconds for it to hit the ground. What velocity does it have the moment before it hits the ground?
a)
147 m/s
b)
9.8 m/s
c)
98 m/s
d)
Not enough information given
40.
The principal most closely associated with airbags is___.
a)
Impulse
b)
Force
c)
Projectile motion
d)
Gravity
41.
A person at the gym doing curls is an example of utilizing which type of lever?
a)
1st class lever
b)
2nd class lever
c)
3rd class lever
d)
4th class lever
42.
What is the acceleration of a 3 kg ball dropped from a height of 50 m from the surface of earth after 4 seconds has passed?
a)
-117.6 m/s/s
b)
-9.8 m/s/s
c)
39.2 m/s/s
d)
12 m/s/s
43.
How is mechanical advantage of an inclined plane determined?
a)
By allowing a perfect sphere to roll down the plane from rest and measuring the velocity at the end of the plane.
b)
By dividing the height by the slope
c)
By multiplying the effort force by the input force
d)
What advantage?
44.
A person cliff dives into a lake from a certain height. If the person jumps straight out into the lake, and falls for 2.5 s, then how fast will they hit the water (ignoring air resistance)?
a)
9.8 m/s/s
b)
24.5 m/s
c)
9.8 m/s
d)
2.5 m/s/s
45.
List and describe 6 of the 8 types of energy.
4 lines
46.
Could a freshman high school football player, weighing 54 kg, supply enough kinetic energy to hit and take down a professional football player that weighs 117 kg running at 6m/s ? Support your answer with math (3 points)
4 lines
100 %
