Font size
WorksheetsPhysical Science Final Exam Review 2023
Total questions: 63
Worksheet time: 47mins
What is the net force?
35 N Up
5 N to the right
35 N to the right
5 N to the left
What is the net force that acts on a 10kg object accelerating at 4 m/s/s?
40 N
2.5 m/s2
0.4 kg
What is the mass of an object with a net force of 15 N that accelerates at 2 m/s/s?
7.5 kg
30 kg
0.133 kg
A water skier has a mass of 15 kg and accelerates at 1 m/s/s. What is the net force acting on the skier?
0.066 N
60 N
15 N
Braylon has a car that accelerates at 6 m/s/s. If the car has a mass of 1,000 kg, how much force does the car produce?
6000 N
0.006 N
166.66 N
Janiya owns a car with a mass of 1,000kg. If her car produces a force of 3000 N how fast will it accelerate?
3 m/s/s
0.33 m/s/s
3,000,000 m/s/s
What is the net force and direction?
0N, no movement
24 N to the right
24 N to the left
The free body diagram below represents four forces acting on an object. What is the net force on the object?
17 N, left
17 N, right
23 N, right
12 N, up
Which of Newton's Laws would explain why for every action there is an opposite and equal reaction?
Units for force are...
Kilograms (kg)
Inches (in)
Newtons (N)
Billy runs 400 meters to Andy's house, turns around, and runs 400 meters back home. What is Billy's distance?
0 meters
400 meters
800 meters
1600 meters
Billy runs 400 meters to Andy's house, turns around, and runs 400 meters back home. What is Billy's displacement?
0 meters
400 meters
800 meters
1600 meters
In each of the following cases, determine where the car has no acceleration?
A car speeds up after a stoplight turns green.
A car slows down as it approaches a red light
A car with the cruise control set at 80 km/h going down a straight highway
A car turning a curve at a constant speed
In which section does the car have the greatest velocity?
0-10s
10-15s
40-55s
What is Mr. Martin's average speed between the time interval of 0s to 5 s?
0 m/s
6 m/s
2.67 m/s
What may have happened in the time period between 10 - 15 seconds?
He is jogging at a constant speed
His speed decreased
He stopped moving
What is Mr. Martin's average speed between 15 s seconds and 40 s?
4 m/s
0.25 m/s
- 4 m/s
The two quantities necessary for calculating speed are...
acceleration and distance
distance and velocity
distance and time
The kinetic and potential energy of a pendulum is directly dependent upon which of the following?
mass and height
height and gravity
Which passenger has the most potential energy?
A
B
C
D
The sum of kinetic and potential energy (KE+PE) in a system called...
Thermal energy
Chemical energy
Mechanical energy
A boat, a car, and bicycle are all rolling down a hill at the same speed. Which one has the MOST kinetic energy?
Boat
Car
Bicycle
What is kinetic energy?
The energy an object has due to its position or condition
The energy an object has due to its motion
The energy an object has due to its chemical composition
The energy an object has due to its atomic structure
The least amount of potential energy is at
a
b
c
d
A cheetah can run at a speed of 30 m/s with a mass of 20 kg. What is the cheetah’s kinetic energy?
900 J
300 J
9,000 J
The amount of kinetic energy in a moving object depends on its __________ and __________.
mass, velocity
velocity, height
mass, height
What is the gravitational potential energy of a projector 3.8 m from the ground with a mass of 5 kg?
43 J
1.94 J
186.2 J
An 2 kg apple is hanging in a tree, 10 ft off the ground. What is the gravitational potential energy (gravity = 9.8 m/s2) of the apple?
98 J
1920.8 J
196 J
What is potential energy?
The energy an object has due to its chemical composition.
The energy an object has due to its motion.
Stored energy of an object.
A ping pong ball has a mass of about 2.45 kg. Suppose that ball is hit across the table with a speed of about 4.0 m/s. What is its kinetic energy?
19.6 J
0.0196 J
4.9 J
0.0049 J
What is the kinetic energy of a 26 kg eagle, flying at an altitude of 65 m at a speed of 19 m/s?
32,110 J
16,055 J
4693 J
247 J
A golf pro swings his driver with a mass of 0.75 kg at a velocity of 60 m/s. What is the kinetic energy of the club?
22.5 J
It doesn't have kinetic energy-it has potential energy.
2,700 J
1,350 J
Two people walk across a parking lot. Their paths are shown in the image. Who traveled with a larger displacement?
Person A
Person B
They both had the same displacement.
Newton's second law of motion states that an object's acceleration
increases as its mass decreases and as the force acting on it increases.
decreases as its mass decreases and as the force acting on it increases.
increases as its mass increases and as the force acting on it increases.
Which is an example of Newton's first law?
A ball will continue to roll until gravity and friction stop it.
You push back, but you move forward while paddling a canoe.
A car accelerates faster than a truck
Which is an example of Newton's second law?
A ball will continue to roll until gravity and friction stop it.
You push back, but you move forward while paddling a canoe.
A car accelerates faster than a truck
Which is an example of Newton's third law?
A ball will continue to roll until gravity and friction stop it.
You push back, but you move forward while paddling a canoe.
A car accelerates faster than a truck
Which is an example of Newton's third law?
The air is let out of a balloon and it flies around the room.
A pencil will stay on a table
It requires more force to lift a book than a sheet of paper.
Which is an example of Newton's first law?
The air is let out of a balloon and it flies around the room.
A pencil will stay on a table
It requires more force to lift a book than a sheet of paper.
Which is an example of Newton's second law?
The air is let out of a balloon and it flies around the room.
A pencil will stay on a table
It requires more force to lift a book than a sheet of paper.
Forces that do not have a net force of zero are called?
unbalanced
balanced
neither
A push or pull is called a ___________
Newton
Force
Kinetic
An apple falls through the air. What force is acting on the apple to pull it down to the ground?
Kinetic
Potential
Gravity
Air Resistance
A chromebook is sitting on a table. What are the forces acting on the chromebook? Check the two that apply!
Friction
Normal Force
Gravity
Air Resistance
Acceleration due to gravity is _____________.
9.8m/s/s
3 m/s/s
4 m/s/s
Base unit for mass is_____
grams
liters
seconds
years
The base unit for length is_______
grams
liters
meters
years
The correct unit for time
liters
grams
meters
seconds
Shoes hanging off of a tree branch experience what type of energy?
Kinetic
Gravitational Potential
Elastic Energy
Choose the correct type of energy for a stretched hair tie.
Kinetic
Gravitational Potential
Elastic Energy
When the cart is at the beginning of the hill.... describe its kinetic and potential energy.
Decreasing potential, increasing kinetic
Low potential, high kinetic
increasing potential energy, decreasing kinetic
When the cart is on its way down the hill.... describe its kinetic and potential energy.
high potential, low kinetic
decreasing potential, increasing kinetic
low potential, high kinetic
What is a Nebula?
an enormous cloud of gas and dust
A type of planet
A cloud of helium and hydrogen
a ball of heat and energy
what is the main sequence
the main part of a stars lifecycle
The end of a stars lifecycle
The first part of a stars lifecycle
A _________ star is a remanent of a massive star after it has exploded as a super nova
Red Super Giant
Black hole
Neutron
Planetary Nebula
True or False: All stars begin as a nebula
True
False
When the vast clouds of gas and dust in a nebula condense under gravity, a ___________ is formed.
protoplant
protostar
planet
nebula
A ________ is an object so dense with so much gravity that even light cannot escape.
neutron star
white dwarf
black hole
black dwarf
