WorksheetsPhysical Science Review (Physics)
Total questions: 33
Worksheet time: 31mins
This diagram shows four positions of a ball rolling down and off a curved ramp.
At which position is the kinetic energy of the ball being converted into potential energy?
Position 1
Position 2
Position 3
Position 4
Use this diagram to answer the question.
An object is lifted into the air and dropped. Which statement best describes the object's energy as it falls through the air from the stationary position at height X?
At height X, the energy is potential, which changes to kinetic as the object falls.
At height X, the energy is kinetic, which changes to potential as the object falls.
At height X, the energy is potential and kinetic, and the object loses potential energy as it falls.
At height X, the energy is potential and kinetic, and the object loses kinetic energy as it falls.
Which statement best describes the energy transformation that occur when a candle burns?
Heat energy from the wax is converted into chemical and light energy.
Heat energy from the air is converted into mechanical and light energy.
Chemical energy from the air is converted into mechanical and light energy.
Chemical energy from the wax is converted into light and heat energy.
A song is playing on the radio. Which statement describes the change in the flow of energy?
Electrical energy is changed to light energy.
Electrical energy is changed to sound energy.
Sound energy is changed to light energy.
Sound energy is changed to electrical energy.
Use the following information and diagram to answer the question.
A ball is released from rest at position 1. The diagram shows the ball in four positions as it rolls along a track from left to right. In which position does the ball have its minimum gravitational potential energy and maximum kinetic energy?
1
2
3
4
By what process is energy transferred when sound waves travel through air?
absorption of sound waves by surface
vibration of perpendicular electric and magnetic fields
flow of air currents away from the sound source to the listener
consecutive, repeating collisions or interactions of air particles
This diagram show a model airplane.
Which energy transformation occurs in a rubber band powered model airplane when it is flown?
Thermal energy stored in the rubber band is transformed into chemical energy used by the propeller.
Kinetic energy stored in the rubber band is transformed into thermal energy used by the propeller.
Chemical energy stored in the rubber band is transformed into potential energy used by the propeller.
Potential energy stored in the rubber band is transformed into mechanical energy used by the propeller.
As a roller coaster car travels down a hill, which type of change in energy allows it to speed up?
potential energy changing into heat energy
potential energy changing into kinetic energy
kinetic energy changing into heat energy
kinetic energy changing into potential energy
This diagram shows a 21.7-kg ball located on a shelf 1.6 m above the ground.
Which best describes the energy of the ball?
Its energy is lost once it falls off the shelf.
Its energy depends upon the speed the ball will travel.
It has mechanical energy in the form of potential energy.
It has mechanical energy in the form of kinetic energy.
Which of the following is an example of kinetic energy?
a car not moving
a rock resting on a ledge
water falling over a dam
a person sitting in a chair
Which of the following best demonstrates kinetic energy?
light bulb
bird in flight
book on a shelf
flashlight battery
Gasoline is added to cars to be burned as fuel. Which type of energy does the gasoline contain before it is burned?
heat energy
kinetic energy
nuclear energy
potential energy
All of the pictures on this image show examples of potential energy.
Which of these is an example of chemical potential energy?
A
B
C
D
The pictures in this image are all examples of potential energy.
Which of them is an example of chemical potential energy?
the trampoline
the bow and arrow
the child on the swing
the batteries in a flashlight
A bicyclist rides down a hill, as shown in the picture.
At which point is the bicyclist's gravitational potential energy the lowest?
point W
point X
point Y
point Z
This picture represents a pendulum's motion with the lowest point of its swing labeled P.
What happens to most of the pendulum's gravitational potential energy as it reaches the lowest point P?
It is transformed into inertia.
It is transformed into kinetic energy.
It is transformed into thermal energy.
It is transformed into chemicals energy.
The diagram on this picture represents a diver's motion from the top of a high diving board into a pool of water.
At which labeled point does the diver have the least gravitational potential energy?
1
2
3
4
This diagram shows two bowling balls of equal mass. Ball A is resting near the edge of a shelf. Ball B is resting on the ground below.
Which of these statements best describes the diagram above?
Ball A has more kinetic energy than Ball B.
Ball B has more kinetic energy than Ball A.
Ball A has more potential energy than Ball B.
Ball B has more potential energy than Ball A.
An object moves away from a motion detector with a constant speed. Which graph from the picture best represents the motion of the object?
A
B
C
D
Use the graph in the picture to answer the question.
A student drew a graph that shows the motion of a car as it traveled down a street. When was the car stopped at a stoplight?
between minutes 1 and 3
between minutes 3 and 5
between minutes 5 and 8
between minutes 8 and 10
The graph below shows the distance traveled by an object over 100 seconds.
What happened to the motion of the object between 50 and 70 seconds?
The object increased its speed
The object decreased its speed.
The object stopped moving.
The object changed directions.
Susan gently pushes the tip of her finger against the eraser on her pencil and the pencil does not move. Which of the following figures best illustrates the interaction of forces between Susan's finger and her pencil?
A
B
C
D
Two students are pushing a cart, as shown in the picture.
The cart will move as if it were acted on by a single force with a magnitude of...
50 N
150 N
200 N
350 N
The diagram in the picture shows the forces acting on a rock.
The weight of the rock is 76 N. An upward force of 106 N is exerted on the rock. What is the net fore acting on the rock?
30 N upward
76 N downward
106 N upward
182 N downward
Dominick attached a metal ball to the end of a string and swung it over his head in a circular motion at a constant speed. After several swings, the string broke. The metal ball moved outward and eventually fell to the ground.
Which of these made the metal ball fall to the ground?
mass
friction
gravity
magnetism
Which diagram best shows forces acting on an object that is sitting at rest on a table?
A
B
C
D
This diagram represents a balloon that is moving in one direction while escaping air is moving in the opposite direction.
What causes the balloon to move?
action-reaction force
electrical force
friction force
gravitational potential energy
When you are driving a car, why is braking less effective on a wet road than on a dry road?
The water reduces friction.
Kinetic energy is increased by water.
Friction increases when the brakes are wet.
Reaction time is reduced during a rainstorm.
The formula for density (D) is D = m/V where m is mass in grams and V is volume in cm3. Use this formula to solve the following problem:
The density of a substance is 2g/cm3. The mass is 4 g. What is the volume?
2 cm3
8 cm3
2 grams
8 grams
A student measures the mass of two metal balls. One ball is made of aluminum and the other ball is made of lead. The student adds 50 mL of water to each graduated cylinder and then drops one metal ball into each.
The mass of the lead ball is 113 g and the mass of the aluminum ball is 27 g. What can you infer about the density of these materials based on the diagram?
The density of both metal ball is the same.
The density of both metal balls is less than the density of the water.
The density of the lead ball is less than the density of the aluminum ball.
The density of the lead ball is greater than the density of the aluminum ball.
Which graph best represents the relationship between the density of a substance and its state of matter (phase) for most Earth material, excluding water?
A
B
C
D
