WorksheetsPhysics Exam Review
Total questions: 90
Worksheet time: 3hrs 0mins
A baseball pitcher throws a fastball at 42 m/s. If the batter is 18 meters from the pitcher, approximately how much time does it take for the ball to reach the batter?
2.3 s
1.9 s
0.86 s
0.43 s
A bullet is dropped from the same height that another same type of bullet is fired horizontally from a rifle. Which strikes the ground first?
A bullet fired horizontally strikes the ground before a bullet dropped from the same height.
A bullet dropped from the same height as a horizontally-fired bullet strikes the ground first.
Bullets fired horizontally and dropped from the same height strike the ground at the same time.
Horizontally-fired bullets travel too fast to determine where they land.
Gravitational potential energy depends on the ________ and ________ of the object.
Height and mass
Friction and movement
Mass and Movement
Height and Friction
A bicycle has a momentum of 24 kg•m/s. What momentum would the bicycle have if it had twice the mass and was moving at the same speed?
twice the momentum; 48 kg*m/s
1/2 the momentum; 12 kg*m/s
4x the momentum; 96 kg*m/s
1/4 the momentum; 6 kg*m/s
How can a tennis ball and a bowling ball have the same momentum?
they must have the same speed
they must have different speeds
one must be moving backwards
it is impossible for them to have the same momentum
The momentum of an object depends upon the object's ___________&_____________.
size and shape
mass and force
mass and velocity
mass and energy
Which action would require no work be done on the object?
lifting the object from the floor to the ceiling
pushing the object along a horizontal floor against a frictional force
decreasing the speed of the object until it comes to rest
holding the object stationary above the ground
A 20-kg block is placed at the top of a 10-meter long inclined plane. The block starts from rest and slides without friction down the incline. What is the kinetic energy of the block just as it reaches the bottom of the incline?
200 J
100 J
980 J
1000 J
A 0.50-kg ball is thrown vertically upward with an initial kinetic energy of 25 J. Approximately how high will the ball rise? (Neglect air resistance).
2.6 m
5.1 m
13 m
25 m
The diagram below represents the orbit of a comet about the Sun. As the comet moves from point A to point B, its potential energy...
decreases
increases
remains the same
Compared to the kitten's gravitational potential energy on top of the refrigerator, the kitten's gravitational potential energy on top of the counter is...
half as great
twice as great
one-fourth as great
four times as great
Two students of equal weight go from the first floor to the second floor of the school building. One student uses an elevator and the other student walks up a flight of stairs. Compared to the gravitational energy of the first student, the gravitational energy gained by the second student is...
less
greater
the same
A 1.0-kg rubber ball traveling east at 4.0 m/s hits a wall and bounces back toward the west at 2.0 m/s. Compared to the kinetic energy of the ball before it hits the wall, the kinetic energy of the ball after it bounces off the wall is:
the same
one-half as great
one-fourth as great
four times as great
The diagram below shows a 1.0-kg stone being dropped from a bridge 100 meters above a gorge. As the stone falls, the gravitational potential energy of the stone:
increases
decreases
remains the same
Each of the blocks in the diagram is lifted vertically for the distance indicated. Which block will gain the most gravitational potential energy?
A stack of coins resting on a piece of cardstock is placed on the top of a glass as shown in the diagram below. When the cardstock is rapidly flicked away, the coins drop into the glass. The two properties of the coins which best explain their fall are weight and...
temperature
volume
electrical resistance
inertia
Two forces are applied to a 2.0-kg block on a frictionless, horizontal surface, as shown in the diagram below. The acceleration of the block is:
5.0 m/s², to the right
5.0 m/s², to the left
3.0 m/s², to the right
3.0 m/s², to the left
A student with a weight of 500. newtons sits on a chair. The chair exerts a force on the student of...
5 newtons
50 newtons
500 newtons
5000 newtons
The diagram below shows a 4.0-kg object accelerating at 10. m/s² on a rough horizontal surface. What is the magnitude of the frictional force acting on the object?
5.0 N
10. N
20. N
40. N
The gravitational force between two objects is inversely proportional to:
mass squared
mass
distance squared
distance
If the distance between a spaceship and the center of the Earth is increased from one Earth radius to 4 Earth radii, the gravitational force acting on the spaceship becomes approximately:
1/16 as great
16 times greater
1/4 as great
4 times greater
Select one of Newton's Laws of Motion that best describes the scenario: A 12-lb bowling ball goes faster down the lane than a 15-lb bowling ball, given that both receive the same applied force.
Newton's 1st Law of Motion (Law of Inertia)
Newton's Law (F = ma)
Newton's 3rd Law
Select one of Newton's Laws of Motion that best describes the scenario: A fireman turns on his hose & is knocked backwards.
Newton's 1st Law of Motion (Law of Inertia)
Newton's 2nd Law (F = ma)
Newton's 3rd Law
Select one of Newton's Laws of Motion that best describes the scenario: A biker crashes into a barrier and is thrown over the top of the barrier.
Newton's 2nd Law (F = ma)
Newton's 3rd Law
Newton's 1st Law of Motion (Law of Inertia)
Select one of Newton's Laws of Motion that best describes the scenario: It takes a student twice the amount of force to accelerate the wagon with 20kg as the wagon with 10kg.
Newton's 1st Law (Law of Intertia)
Newton's 2nd Law (F = ma)
Newton's 3rd Law
Select one of Newton's Laws of Motion that best describes the scenario: A truck driver slams on brakes and a heavy stone in the rear trailer smashes through the front cab of the truck.
Newton's 1st Law of Motion (Law of Inertia)
Newton's 2nd Law (F = ma)
Newton's 3rd Law
A projectile is launched horizontally. As it travels along its trajectory toward the ground, the magnitude of the horizontal component of its velocity ____ and the magnitude of the vertical component of its velocity ____.
increases, decreases
decreases, increases
remains constant, increases
remains constant, decreases
A ball is thrown upward at an angle to the horizontal. The components of the initial velocity vector are shown. Choose the letter that represents the components of the velocity vector at position W.
A ball is thrown upward at an angle to the horizontal. The components of the initial velocity vector are shown. Choose the letter that represents the components of the velocity vector at position X.
A ball is thrown upward at an angle to the horizontal. The components of the initial velocity vector are shown. Choose the letter that represents the components of the velocity vector at position Z.
The path of a kicked football is shown in the diagram below. The dashed line shows the path of the ball if the air resistance is neglected. Point X is a point along the path. Which arrow points in the direction of the acceleration?
I
II
III
IV
Projectiles are fired from different angles with the same initial speed of 14 m/s. The graph shows the range of the projectiles as a function of the original angle of inclination to the ground, neglecting air resistance. The graph below shows that the range of the projectiles is:
the same for all angles
the same for angles of 20° and 80°
greatest for an angle of 45°
greatest for an angle of 90°
The diagram below shows a projectile moving with a speed v at the top of its trajectory. Which vector best represents the acceleration of the projectile in the position shown?
A ball is thrown horizontally. What factor will increase the flight time of the ball?
increasing the vertical height from which the ball is thrown
increasing the horizontal velocity of the ball
decreasing the horizontal velocity of the ball
decreasing the vertical height from which the ball is thrown
Which of the following statements are true of the horizontal motion of projectiles?
A projectile does not have a horizontal velocity.
A projectile moving right has a rightward acceleration.
The horizontal velocity changes by 9.8 m/s each second.
The horizontal velocity of a projectile is constant.
Which of the following statements are true of the vertical motion of projectiles?
The vertical component of velocity is constantly 9.8 m/s.
The vertical component of velocity is constant.
The vertical acceleration is zero at the peak height.
The vertical component of velocity changes at -9.8 m/s/s.
At what point in its path is the horizontal component of the velocity (vx) of a projectile the smallest?
The instant it is launched.
Halfway to the top of its trajectory.
At the top of its trajectory.
It is the same throughout the trajectory.
At what point in its path is the vertical component of the velocity (vy) of a projectile the smallest?
The instant it is launched.
Halfway to the top of its trajectory.
At the top of its trajectory.
It is the same throughout the trajectory.
Four arrows are shot horizontally from the top of a tower. Which path represents the arrow with the greatest horizontal velocity?
1
2
3
4
As shown in the diagram below, a student standing on the roof of a 50.0-meter high building kicks a stone at a horizontal speed of 4.00 m/s. How much time is required for the stone to reach the level ground below? (neglect friction)
3.19 s
5.10 s
10.2 s
12.5 s
The diagram shows a baseball being hit with a bat. The angle theta represents the angle between the horizontal and the ball's initial direction of motion. Which value of the angle theta would result in the ball traveling the longest horizontal distance? (Neglect air resistance)
25°
45°
60°
90°
A machine launches a tennis ball at an angle of 45° with the horizontal, as shown in the diagram. The ball has an initial vertical velocity of 9.0 m/s and an initial horizontal velocity of 9.0 m/s. The ball reaches its maximum height 0.92 second after its launch. (Neglect air resistance and assume the ball lands at the same height above the ground from which it was launched) What is the horizontal distance traveled by the tennis ball during the entire time it is in the air?
23 m
17 m
8.3 m
4.1 m
Which ball will hit the floor first when launched from the table shown in the diagram below?
Ball A, because it is traveling faster.
Ball A, because it has a greater mass.
Ball B, because it has a lower mass.
Both balls hit the floor at the same time because they fall from the same height.
Based on the diagram below, if ball A lands on the “X” when launched from the table, where does ball B land?
Ball B lands between the table and “X” because it has a slower speed.
Both balls land on “X” because they fall from the same height.
Ball B lands beyond “X” because it has a lower mass.
Ball B lands beyond “X” because it has a slower speed.
What is the speed of a cheetah that travels 112.0 m in 4.0 s?
0.036 m/s
24 m/s
28 m/s
448 m/s
A car having an initial speed of 30.0 m/s is uniformly brought to rest on dry pavement at a deceleration of 7.0 m/s². What is the distance required to stop the car?
32 m
4.0 m
64 m
92 m
What is the location of an object relative to its origin?
position
vector
scalar
magnitude
What is a quantity that only consists of a magnitude without a direction?
position
vector
scalar
magnitude
What is a quantity with both magnitude and direction?
position
vector
scalar
magnitude
What is another term given for the size of a vector?
position
vector
scalar
magnitude
At which point is kinetic energy greatest?
W
X
Y
Z
At which point is potential energy greatest?
W
X
Y
Z
What is the measure of the space between two locations along the shortest path connecting them?
distance
displacement
velocity
acceleration
What is the rate at which an object's position changes (Δd/Δt)?
distance
displacement
velocity
acceleration
What is the rate at which an object’s velocity changes (Δv/Δt)?
distance
displacement
velocity
acceleration
What is the total amount an object has moved, depending on the entire path traveled?
distance
displacement
velocity
acceleration
What type of motion is the car below experiencing over the 5-second time interval?
constant velocity
uniform acceleration
uniform time
constant position
What is the average velocity of the car and what type of motion is the car experiencing during the 5 seconds of travel pictured below?
5 m/s; constant velocity
10 m/s; constant velocity
50 m/s; uniform acceleration
10 m/s; uniform acceleration
What is the magnitude of the average velocity of the car from t = 6.0 s to t = 10 s.
15 m/s
7.5 m/s
2.5 m/s
0 m/s
What is the magnitude of the car's acceleration during the first 6.0 seconds?
15 m/s
7.5 m/s
2.5 m/s²
0 m/s²
What is the physical quantity represented by the shaded area on the graph?
distance
displacement
velocity
acceleration
The displacement time graph represents the motion of a cart initially moving forward along a straight path. What type of motion is represented by lettered segments A → B?
constant negative velocity
constant positive velocity
uniform acceleration
constant zero velocity
The displacement time graph represents the motion of a cart initially moving forward along a straight path. What type of motion is represented by lettered segments B → C?
constant negative velocity
constant positive velocity
uniform acceleration
constant zero velocity
The displacement time graph represents the motion of a cart initially moving forward along a straight path. What type of motion is represented by lettered segments C → D?
constant negative velocity
constant positive velocity
uniform acceleration
constant zero velocity
The displacement time graph represents the motion of a cart initially moving forward along a straight path. What type of motion is represented by lettered segments D → E?
constant negative velocity
constant positive velocity
uniform acceleration
constant zero velocity
A cheetah runs with an average speed of 32 m/s for 30. seconds. How far did the cheetah run?
960 m
0.94 m
1.07 m
62 m
Below is a graphical representation of the velocity of an object tossed upward. At what time is the object at the peak of its trajectory?
0 s
5 s
10 s
50 s
Below is a graphical representation of the velocity of an object tossed upward. What is the maximum height that the object reaches?
250 m
125 m
50 m
500 m
A clam dropped by a seagull takes 3.0 seconds to hit the ground. What was the seagull's height above the ground at the time the clam was dropped?
15 m
29 m
44 m
88 m
A ball is thrown straight up with speed of 12 m/s. What is the maximum height reached by the ball?
15 m
1.2 m
7.3 m
0.37 m
A 1.0-kg ball is dropped from the roof of a building 40 meters tall. What is the approximate time of fall? (Neglect air resistance)
2.9 s
2.0 s
4.1 s
8.2 s
An astronaut standing on the Moon drops a hammer. If the hammer falls 6.0 meters vertically in 2.7 seconds, what is its acceleration?
1.6 m/s²
2.2 m/s²
4.4 m/s²
8.8 m/s²
A car initially travelling with a speed of 5 m/s, is accelerated uniformly at 2 m/s² for 10 seconds. The car traveled a total distance of...
50 m
60 m
100 m
150 m
A child riding a bicycle at 15 m/s accelerates at -3.0 m/s² for 4.0 seconds. What is the child's speed at the end of this 4.0 second interval?
12 m/s
27 m/s
3.0 m/s
7.0 m/s
A skater increases her speed uniformly from 2.0 m/s to 7.0 m/s over a distance of 12 meters. Her acceleration as she travels is...
1.9 m/s²
2.2 m/s²
2.4 m/s²
3.8 m/s²
What is the combination of all the forces acting on an object?
net force
applied force
gravity
unbalanced forces
What is a force that a person or thing exerts on an object?
net force
applied force
newton
gravity
What are forces that produce a net force of zero?
unbalanced forces
applied force
gravity
balanced forces
What is the SI unit for force?
meter
gram
second
newton
What are forces that combine to produce a net force greater than zero?
net force
unbalanced forces
gravity
balanced forces
What is a force that opposes motion between any two surfaces?
gravity
friction
weight
orbit
What is the force of attraction between two masses?
gravity
friction
weight
orbit
What is the name of the scientist who proposed the law of universal gravitation?
Salvadore Dali
Albert Einstein
Isaac Newton
Brad Pitt
The acceleration due to gravity...
W = m x g
F = m x a
9.8 m/s²
acceleration
The equation to determine weight...
W = m x g
F = m x a
weight
inverse relationship
The equation to determine force...
W = m x g
weight
9.8 m/s²
F = m x a
The force of gravity pulling on an object...
weight
W = m x g
F = m x a
inverse relationship
The type of relationship between acceleration and mass...
direct relationship
inverse relationship
The measure of the change in velocity of a moving object...
W = m x g
weight
direct relationship
acceleration
The type of relationship between acceleration and force...
direct relationship
inverse relationship
F = m x a
weight
