WorksheetsEnergy Review
Total questions: 31
Worksheet time: 16mins
Kinetic energy is
loss of all energy
stored and moving energy
the energy of a moving object
the energy stored in an object
Which of the following is an example of using kinetic energy to produce electricity?
batteries
windmills
burning coal
nuclear energy
Students observe a marble as it rolls into a trough and back up the other side. At which two points in the diagram does the marble have the same amount of potential energy?
1 and 6
2 and 6
3 and 5
4 and 5
At which point would the roller coaster car have the greatest potential energy?
1
2
4
5
At which point does the water have the greatest kinetic energy?
1 - water at the top of the falls
2 - water as it starts to go over
3 - water as it is falling
4 - water at the rocks
This is a figure of a pendulum. The letters represents specific points that the pendulum passes through in its swing. Which statement accurately describes potential energy and kinetic energy of the pendulum?
Position A is the point of maximum potential energy and minimum kinetic energy
Position B is the point of maximum potential energy and minimum kinetic energy
Position A is the point of maximum kinetic energy and minimum potential energy
Position B is the point of maximum kinetic energy and minimum potential energy
During photosynthesis, light energy is converted into
chemical energy
electrical energy
nuclear energy
thermal energy
A hairdryer converts electrical energy into
chemical energy
electrical energy
nuclear energy
thermal energy
The sun is beating down on a child sitting on the sidewalk. This is an example of a transformation of
radiant energy to thermal energy
thermal energy to radiant energy
electrical energy to radiant energy
radiant energy to chemical energy
Which type of energy transfer takes place through the circulation of fluid materials like air and water?
conduction
convection
radiation
transformation
Which of these would be the best model for how the sun's energy heats the Earth?
a pot of water boiling
an oven baking bread
a heat lamp keeping food hot
a spoon getting hot when stirring soup
If you place three ice cubes in a glass of water at room temperature, which of the following will occur?
energy from the water will transfer to the ice cubes, causing the ice to melt
Cold from the ice cubes will transfer to the water, causing the water to freeze
cold is transferred from the ice/water mixture to the air, causing the air to cool
energy will transfer equally between the ice cubes and the water, causing no change
Which of the balls described below would have the most kinetic energy?
a basketball resting on a chair
a golf ball flying through the air
a bowling ball standing still on the floor
A tennis ball rolling to a stop on the ground
At which labeled point does the diver have the LEAST potential energy?
1
2
3
4
A softball player hit a fly ball. Which of the following describes the energy conversion that occurs as it falls from its highest point?
thermal to kinetic
thermal to potential
kinetic to potential
potential to kinetic
What does kinetic energy depend on?
the buoyancy of an object
the mass and speed of an object
the weight and volume of an object
the density and temperature of an object
At what point are the potential energy and kinetic energy equal on this pendulum?
1
2
3
4
The form of energy given off by the vibrating strings of the violin is?
electrical energy
potential energy
radiant energy
sound energy
In certain power plants, radioactive material is used to heat water into steam, which in turn runs huge turbines. These turbines then produce electrical energy to power homes and industry. Which form of energy below does this power production process begin with?
electrical
mechanical
nuclear
thermal
The moon's surface becomes hot during the long lunar day because the sun transfers heat to the moon. The heat transfer is accomplished almost entirely through the process of
conduction
convection
radiation
refraction
What type of heat transfer is the heat you feel from putting your hand close (but not touching) a wall of hot bricks?
conduction
convection
refraction
radiation
Which type of energy change is occurring in the picture above?
solar energy to nuclear energy
chemical energy to heat energy
potential energy to kinetic energy
mechanical energy to chemical energy
The diagram below shows some positions in the path of a pendulum swinging from a fixed point called a fulcrum. The pendulum is raised to the start position and released. At which two numbered positions is the potential energy of the pendulum MOST LIKELY the same?
Point 1 and 3
Point 1 and 4
Point 2 and 3
Point 2 and 4
The flashlight uses three different forms of energy. Which of these shows the energy changes in the correct order?
heat --> chemical --> light
chemical --> electrical --> light
mechanical --> heat --> chemical
electrical --> mechanical --> chemical
What is the sequence of the energy transformations represented in the diagram?
solar --> chemical --> electrical
solar --> electrical --> mechanical
mechanical --> chemical --> solar
mechanical --> electrical --> solar
The numbered arrows show the transfer of heat from the pot of soup to the surrounding environment. Which list identifies each method of heat transfer?
1 - conduction 2 - convection 3 - radiation
1 - convection 2 - conduction 3 - radiation
1 - radiation 2 - radiation 3 - convection
1 - convection 2 - conduction 3 - conduction
In the diagram to the above, the process where the hot plate is heating Pan A is an example of ________.
conduction
condensation
convection
radiation
How is energy transferred when an instant cold pack is put on a muscle injury?
Heat energy is transferred by conduction from the muscle to the cold pack
Heat energy is transferred by convection from the cold pack to the muscle
Heat energy is transferred by radiation from the muscle to the cold pack
Heat energy is transferred by absorption from cold pack to the muscle
As the child moves from left to right, at which point will the maximum kinetic energy be reached?
1
2
3
4
The drawing shows a wind-up toy. The key is wound or turned. When it is released, the toy will move. When would the wind-up toy have the greatest potential energy?
before it is wound
after it is wound
while it is in motion
when it has come to a stop
Which of the following BEST shows the basic three-step energy transformation for a battery-operated radio?
acoustical --> mechanical --> electrical
mechanical --> acoustical --> chemical
chemical --> electrical --> acoustical
electrical --> acoustical --> chemical
