WorksheetsPhysics Final Review
Total questions: 195
Worksheet time: 5hrs 36mins
The unit "m/s/s" is a unit of...
velocity
displacement
time
acceleration
The unit "m/s" is a unit of...
velocity
displacement
time
acceleration
The unit "s" is a unit of...
velocity
displacement
time
acceleration
The unit "m" is a unit of...
velocity
displacement
time
acceleration
Which variable is associated with "How fast?"
Time
Velocity
Acceleration
Displacement
Which variable is associated with "How long does it take?"
Time
Velocity
Acceleration
Displacement
Which variable is associated with "How far?"
Time
Velocity
Acceleration
Displacement
If an object starts at rest, what does that mean?
Initial Velocity: Vo = 0 m/s
Final Velocity: Vf = 0 m/s
Acceleration: a = 0 m/s/s
Displacement: X = 0 m
Time: t = 0 s
If an object comes to a stop, what does that mean?
Initial Velocity: Vo = 0 m/s
Final Velocity: Vf = 0 m/s
Acceleration: a = 0 m/s/s
Displacement: X = 0 m
Time: t = 0 s
A car accelerates from 10 m/s to 20 m/s in 5 s. What is the time (t)?
10 m/s
20 m/s
5 s
A car accelerates from 10 m/s to 20 m/s in 5 s. What is the initial velocity (Vo)?
10 m/s
20 m/s
5 s
A car accelerates from 10 m/s to 20 m/s in 5 s. What is the final velocity (Vf)?
10 m/s
20 m/s
5 s
A car accelerates from 10 m/s to 20 m/s in 5 s. What variable is unknown?
Initial Velocity (Vo)
Final Velocity (Vf)
Time (t)
Acceleration (a)
A car accelerates from 10 m/s to 20 m/s in 5 s. What equation do you use to solve for acceleration?
A car accelerates from 10 m/s to 20 m/s in 5 s. What is the acceleration of the car?
2 m/s/s
2 m/s
6 m/s/s
6 m/s
Find the UNKNOWN in this problem: How long does it take for a car to come to a complete stop if it is moving at 20 m/s, then brakes with an acceleration rate of -5 m/s/s?
Initial Velocity (Vo)
Final Velocity (Vf)
Acceleration (a)
Time (t)
Find the UNKNOWN in this problem: A dog starts at rest and runs with an average velocity of 3 m/s. How fast is the dog running at the end of its trip?
Vo
Vavg
Vf
a
What EQUATION would you use to solve this problem? A ball rolls 25 m in 5 s. What is the average velocity of the ball?
What EQUATION would you use to solve this problem? The average velocity of a car is 20 m/s. If it starts from rest, what is the final velocity of the car?
What EQUATION would you use to solve this problem? The average velocity of a runner is 4 m/s. If the person runs 1000 m, how long did they run?
What EQUATION would you use to solve this problem? A biker starts at rest and accelerates at a rate of 1.2 m/s/s for 5 s. What is the final velocity of the biker?
Solve this problem: A cheetah accelerates at 3.7 m/s/s for 5 seconds. If its final velocity is 21 m/s, determine the cheetah’s initial velocity.
0 m/s
2.5 m/s
39.5 m/s
18.5 m/s
Solve this problem: A biker initially traveling at 12 m/s slams on her brakes and comes to a stop. What is her average velocity?
24 m/s
12 m/s
18 m/s
6 m/s
A skateboarder travels 1024 m in 180 s. What is the average velocity of the skateboarder?
0.18 m/s
7.32 m/s
844 m/s
5.69 m/s
Solve this problem: How long does it take for a car travelling an average velocity of 22 m/s to go 824 m?
0.027 s
24.31 s
37.45 s
51.33 s
Solve this problem: An elevator starts moving upward at a velocity of 1.4 m/s and is accelerating 1.7 m/s/s. How fast is the elevator travelling after 4 s?
7.3 m/s
8.2 m/s
6.4 m/s
7.1 m/s
Solve this problem: A ball rolls for 16 s at an average velocity of 2.7 m/s. How far does it travel?
5.9 m
18.7 m
31.8 m
43.2 m
Solve this problem: A biker travels with an average velocity of 6.3 m/s. The biker speeds up to 7.2 m/s to catch up with a friend. What is the initial velocity of the biker?
5.4 m/s
8.1 m/s
6.8 m/s
4.8 m/s
An ideal elastic rubber ball is dropped from a height of about 2 meters, hits the floor and rebounds to its original height.Which of the following graphs would best represent acceleration versus time for the bouncing ball?
Ball A is thrown upward with 3 times the velocity of Ball B. How will its maximum height compare to Ball B’s maximum height?
2 times higher
3 times higher
6 times higher
9 times higher
None of the above
The displacement x of an object moving along the x-axis is shown above as a function of time t. The velocity of this object must be
decreasing
increasing
constant but not zero
equal to g
zero
Which of the following sets of graphs might be the corresponding graphs of Position, Velocity, and Acceleration vs. Time for a moving particle?
vi
velocity
initial velocity
final velocity
acceleration
vf
velocity
initial velocity
final velocity
acceleration
acceleration units
m/s
m/s2
m2/s2
m
distance or displacement units
m/s
m/s2
m2/s2
m
a tiger travels 96 m in 8s. what is his velocity over the interval
0.04m/s
25m/s
225m/s
12m/s
what is the formula to calculate Velocity.
v=d/t
v=t/d
v=t x d
v=d x t
Draw the slopes of the velocity-time graphs for the given position-time graphs.
Organize these quantities into the right categories
Speed
Distance
Time
Displacement
Velocity
Acceleration
Δx represents an object's change in (a)
If an object moves with (a) velocity, then its acceleration is (b)
Choose the equation that help solve the following problem most easily...
Sofia decides to take her acrogymnastics to the next level and try out for America's Got Talent. Her routine calls for a final jump that sees her free fall from rest on a platform (a=9.8m/s2 down) for 1.60 seconds, what will be her final velocity?
a car is NOT accelerating if it is moving
at constant velocity
only as influenced by gravity
in a circle
at increasing speed
a tiger travels 96 m in 8s. what is his velocity over the interval
0.04m/s
25m/s
225m/s
12m/s
A car starts at rest and accelerates at a constant 2 m/s2 for 10 seconds. What is the final velocity of the car?
2 m/s
10 m/s
20 m/s
40 m/s
If you throw a baseball straight up, what is its vertical velocity at the highest point?
9.8 m/s2
9.8 m/s
0 m/s2
0 m/s
A ball is thrown upwards and caught when it comes back down at the same height. In the absence of air resistance, the speed of the ball when caught would be
less than the speed it had when thrown upwards.
more than the speed it had when thrown upwards.
the same as the speed it had when thrown upwards.
need more information to determine.
A freely falling object starts from rest. After falling for 6 seconds, it will have a speed of about:
6m/s
36m/s
60m/s
12m/s
Describe the motion of the velocity vs. time graph pictured
zero velocity
constant velocity
constant acceleration
changing acceleration
Driving a car in a circle at a constant 35 km/h does not change ________ but does change ________.
velocity;direction
acceleration;speed
direction;speed
speed;direction
When velocity is positive and acceleration is negative, what happens to the object’s motion?
the object speeds up
the object slows down
the object remains at rest
the object remains at a constant velocity
Objects move only when force is exerted.
True
False
The acceleration of an object is inversely proportional to the net force acting on it.
True
False
Air resistance is caused by friction between the air and an object moving through the air.
True
False
If the force acting on a cart doubles, what happens to the cart's acceleration?
Hint: F=ma
it quadruples
it doubles
it halves
it quarters
A girl whose weight is 200 N hangs from a bar supported by two strands of rope. What is the tension from each strand?
400N
300N
200N
100N
Pressure is defined as
distance per unit time
force per unit time
force per unit area
velocity per unit time
Which of the following would exert the most pressure on the ground?
A woman standing in running shoes
A woman standing in high heel shoes
A woman standing on skis
A tennis ball and a solid steel the same size are dropped at the same time. Which ball has the greater force acting on it?
the tennis ball
the steel ball
they both have the same force acting on them
A tennis ball and a solid steel ball the same size are dropped at the same time. IN the absence of air resistance, which ball has the greater acceleration?
the tennis ball
the steel ball
nonsense! they both have the same acceleration
Which relationship below accurately describes the relationship between mass and acceleration?
acceleration ~ mass
acceleration ~ mass x mass
acceleration ~ 1/mass
acceleration ~ 1/2 mass
What is the STANDARD unit for pressure?
pounds per square inch
a newton meter
pascal
newton
When the rocket engines on a spaceship are suddenly turned off, while traveling in empty space where there are no external forces, the spaceship will _____.
stop immediately
slowly slow down, and then stop
go faster and faster
move with constant speed
The quantity mgh is _____.
(mass x gravity x height)
the kinetic energy of an object
the gravitational potential energy of an object
the elastic potential energy of an object
the work done on an object by the force
A ball is thrown horizontally with an initial velocity of 12 m/s from the top of a tower 45 m high. What is the initial horizontal velocity of the ball?
0 m/s
8.5 m/s
12 m/s
27.2 m/s
what is the difference between elastic and inelastic collisions?
elastic= small collisions
inelastic= big collisions
elastic=bounce
inelastic= stuck
elastic= stuck
inelastic=bounce
they're the same thing
a 2kg blob of putty moving at 3m/s slams into a 2kg blob of putty at rest. the two stuck together. is this an elastic or inelastic collision?
elastic
inelastic
Ball A is launched straight up at a rate of 10 m/s while Ball B is launched straight down at a rate of 10 m/s. Which ball will hit the ground with a greater velocity?
Ball A
Ball B
They will hit with the same velocity
Not enough information
The magnitude of the acceleration due to gravity on the surface of Earth is
-9.8 m/s2
9.8 m/s2
-10 m/s2
10 m/s2
Ball A is now launched completely horizontally with an initial velocity of 20 m/s from a height of H. If another ball, Ball B, is dropped at the same time from height H. Which ball will land first?
Ball A
Ball B
They will land at the same time
Not enough information to determine
To slow down in the positive direction you need to accelerate in the ___
Positive Direction
Negative Direction
Opposite Direction
You cannot accelerate and slow down at the same time
Motion in the x direction affects the motion in the y direction.
True
False
Gravity affects vertical motion.
True
False
Gravity affects vertical motion.
True
False
Kinetic Energy (KE) of black ball = 1000 J
KE of blue ball = 100 J
If the black ball has a velocity of 20 m/s, what is its mass?
KE = 21mv2
5 kg
50 kg
20 kg
1.5 kg
A tennis ball rolling across the court with 125 kg*m/s of momentum collides with a ball at rest on the other side of the court.
What is the total momentum of both balls after the collision?
125 kg*m/s
55 kg*m/s
250 kg*m/s
75 kg*m/s
A tennis ball rolling across the court with 125 kg*m/s of momentum collides with a softball rolling in the opposite (negative) direction with 175 kg*m/s of momentum. Will the tennis ball's velocity be positive or negative after the collision?
negative
positive
neutral
A 15 kg gold ball is moving at 7 m/s. A 9 kg purple ball is moving at a speed of 11 m/s. Which ball has more momentum? Hint: Momentum = mv
purple
gold
they have equal momentum
A 15 kg yellow ball and a 10 kg green ball are both moving at a speed of 8 m/s but in opposite directions. If they collide in a perfectly inelastic collision, what will their speed be after the collision?
(m1v1 + m2v2)before = (m1v1 + m2v2)after.
The balls end up going together at a final speed v = (m1v1 + m2v2) / (m1+m2)
12.0 m/s
0.5 m/s
1.6 m/s
8.0 m/s
Are astronauts really weightless?
Yes; they have no weight in space
Yes; they are in space where there is no gravity
No; they are in a constant state of free fall rotating around the Earth
No; the moon pulls on them with its gravity making them appear weightless
The "centrifugal force" describes what actual physics phenomena?
Mass
Weight
Rotational motion
Inertia
What does the term "centripetal" mean?
Center fleeing
Center seeking
Rotation
Circular
Centripetal force can also be what other forces? Select two.
Weight
Friction
Tension
Air Resistance
When driving your car around a curve, why do you lean the opposite the direction of the turn?
Gravity
Inertia
Weight
Centripetal Force
What does the term "tangential" mean?
Moving forward
Moving in a circle
Moving (sideways) in a straight line
Moving around
In uniform circular motion, there is a
Constant velocity
Constant angular velocity
Zero acceleration
Net tangential acceleration
Which of the following diagrams best shows the direction of the acceleration of the ball at point P?
A
B
C
D
The highest point on a transverse wave is:
the crest
the trough
the top
the coast
A wave has frequency of 5 Hz and a speed of 25 m/s. What is the wavelength of the wave?
25 m
125 m
5 m
25 m/s
Which wave has the shortest wavelength?
1
2
3
4
Which wave has highest frequency?
A
B
C
D
Which of these waves has the smallest amplitude?
P
Q
S
T
A guitar string vibrates with a frequency of 320 hz. If the wavelength of the vibration is 0.23 meters what is the speed of the wave?
320.23 m/s
1391.3 hz
73.6 m/hz
73.6 m/s
520 m/s
460 m/s
30 m/s
490 m/s
The seesaw is perfectly balanced. Which of the following must be true? (Select all that apply)
∑ F=0
∑τ=0
W3>W1 and W2
Which of the following, on average, has the highest electrical resistance value?
conductors
insulators
semiconductors
superconductors
A cell phone company is trying to improve their chargers so that the battery charges faster. Based on the information above, which material would be the best to use when making the cell phone charger cable?
(a)
According to the above diagram, what is the equivalent resistance of the circuit?
0.96 Ω
1.21 Ω
20 Ω
284 Ω
A student is attempting to create a circuit that will generate the maximum amount of heat possible. All resistors have equivalent length, area, and shape.
Which of the following would be most effective in generating heat?
(a)
A 15-Watt fan is connected to a 12 Volt battery. What is the current passing through the circuit in Amperes? Record your answer. Be sure to use the correct place value.
Which of the following must be the same for both resistors R1 and R2?
(a)
Find the total resistance of the circuit shown above.
Why does the air pressure inside the tires of a car increase when the car is driven?
Some of the air has leaked out.
The air particles collide with the tire after the car is in motion.
The air particles inside the tire increase their speed because their temperature rises.
The atmosphere compresses the tire.
According to Charles's Law, if the temperature of a gas decreases then the volume of that gas ...
decreases
increases
remains constant
is shown on a graph with a curved line
If the volume of a gas increases then the pressure of that gas ...
decreases
increases
remains constant
is shown on a graph as a linear relationship
When solving Gas Law problems, you have to remember to...
convert oC to K
ignore unit differences and multiply values
Particles will solidify
What will happen to the volume of a balloon if you put it into hot water?
Volume will increase
Volume will decrease
Volume will not change
When you increase your altitude, the atmospheric pressure
increases
decreases
stays the same
If you increase the temperature of a gas trapped in a non-flexible container, the pressure will...
stay the same
increase
decrease
cause diffusion
Maximum kinetic energy
A
B
C
D
Minimum kinetic energy (choose all that apply)
A
B
C
D
Minimum gravitational potential energy
A
B
C
D
The coaster at B is at -
Maximum PE, Minimum KE
Minimum PE, Minimum KE
Minimum PE, Maximum KE
Maximum PE, Maximum KE
Newton's 1st Law
(Law of Inertia)
The down-arrow in this diagram is most-likely:
gravity
normal
a push or pull
friction
This object would be moving (pick all that are correct):
up
down
left
right
Which of the following is true about this free-body diagram?
the forces are are balanced
the object is free-falling
the object is moving upward
the forces are unbalanced
The hockey puck is moving at a constant velocity across the ice. What forces does the puck experience at this moment?
None
Gravity
Gravity and Normal
Gravity, Normal, and Friction
Gravity, Normal, Friction, and Applied
What is tension?
a sliding force
a twisting force
a squeezing force
a pulling force
How is the gravitational force between to objects related to their mass
They are directly proportional
They are inversely proportional
They do not affect each other
They are equal
Where does the planet have the most velocity?
Position A
Position B
Position G
Position I
Kinetic Energy is constant.
Circular, Elliptical, or Both?
Circular
Elliptical
Both
Which wavelengths can be the size of a soccer field?
Radio waves
Microwaves
Infrared
Ultraviolet
Which wavelength can humans see?
Microwaves
Radio waves
Visible light
Gamma rays
Which has the highest frequency?
Gamma Rays
Visible Light
Microwaves
Radiowaves
Which has a longer wavelength?
Red
Orange
Blue
Violet
Which has a lower frequency?
Red
Orange
Blue
Violet
Which of the following is true?
A long wavelength means a low frequency
A long wavelength means a high frequency
All of the electromagnetic spectrum has the same wavelength
A long wavelength means high energy
Sunburns come from ___________waves.
Microwaves
Radio waves
Visible light
Ultraviolet
True or False: Most of the EM Spectrum is visible to humans.
False
True
What is the speed of light?
100,000,000 m/s
300,000,000m/s
100,000,000mph
100,000,000kph
What does a wave carry from place to place?
energy
matter
people
The equation for gravitational potential energy is
PE_g = 1/2kx^2
PE_g = Fd
PE_g = mgh
PE_g = 1/2mv^2
What kind of energy is in a rock at the edge of a cliff?
potential
kinetic
both
neither
Using this table, which item listed below would make the BEST cooking pot?
Aluminum
Tin
Magnesium
Chromium
Using the table, determine which substance would be BEST as an insulator.
Steam
Ice
Water
Magnesium
The material with the HIGHEST specific heat will heat up _____.
Fastest
Slowest
irratically
The material with the HIGHEST specific heat will cool down _____.
Fastest
Slowest
irratically
A train travels at a constant speed of 60 km/h for 2 hours. What is the total distance covered by the train?
180 km
30 km
60 km
120 km
Which of the following is a scalar quantity?
Displacement
Speed
Acceleration
Velocity
A cyclist increases her speed from 5 m/s to 15 m/s in 4 seconds. What is her acceleration?
5 m/s2
2.5 m/s2
10 m/s2
1.25 m/s2
A car travels 150 km in 3 hours. What is its average speed?
30 km/h
450 km/h
150 km/h
50 km/h
What is the final velocity of an object that starts from rest and accelerates at 4 m/s2 for 8 seconds?
64 m/s
32 m/s
4 m/s
8 m/s
A ball is thrown vertically upwards with an initial velocity of 20 m/s. What is the velocity of the ball at its highest point?
20 m/s
0 m/s
10 m/s
-20 m/s
What is the acceleration of an object moving at a constant velocity of 50 m/s?
0 m/s2
10 m/s2
5 m/s2
50 m/s2
Which of the following graphs represents an object with constant acceleration?
Velocity vs. Time graph with a straight line
Velocity vs. Time graph with a horizontal line
Position vs. Time graph with a curve
Position vs. Time graph with a straight line
A cyclist increases her speed from 5 m/s to 15 m/s in 4 seconds. What is her acceleration?
10 m/s2
15 m/s2
5 m/s2
2.5 m/s2
