Energy Transformations
Test Review
Potential and Kinetic
Types of Energy
CFU
100
Burning a candle.
Chemical energy -> heat energy + light energy
100
At which point in the roller coaster ride is mechanical kinetic energy at a maximum?
D
100
What is the process of saving up or storing energy?
Potential energy.
100
Energy that has the ability to fall; this type of energy increases the higher up you go.
Gravitational energy.
100
Energy is defined as _________.
The ability to do work.
200
Using a hot plate to boil water.
Electrical energy -> heat energy
200
The diagram shows a child swinging on a swing set.
As the child moves from left to right, at which point will the maximum kinetic energy be reached?
2
200
What is the process of spending energy or energy in motion.
Kinetic energy.
200
"You can burn it or you can eat it."
Chemical energy.
200
The battery in a flashlight eventually stopped working. Does that mean the energy disappeared?
NO!
The energy in the battery did not disappear. It was transformed into electrical energy and radiant energy in the flashlight.
300
A hungry football player eating a large sandwhich to use the food for energy.
Chemical energy -> mechanical energy
300
A hydroelectric plant uses the power of falling water to turn turbines to create electricity to power homes, offices, and schools.
Where is the potential energy to run the plant?
1
300
A heavy vase on a table has this type of energy.
(Gravitational) potential energy.
300
This type of energy is generated by a force - a push or a pull.
Mechanical energy.
300
2 meteors are falling into Earth’s atmosphere. One weighs 25kg and the other weighs 55kg. They both hit the Earth at the same time. Compare the kinetic energy of the two meteors.
There would be more kinetic energy in the 55kg meteor.
400
Using a solar-powered calculator.
Radiant energy -> electrical energy ->light energy
400
The drawing shows a waterfall flowing into a pool of water.
Which statement best describes the energy of the objects in the drawing?
The water has potential energy at the top of the waterfall and increasing kinetic energy as it falls.
400
A person running down the sidewalk has this type of energy.
(Mechanical) kinetic energy.
400
An atom splitting is this type of energy.
Nuclear energy.
400
energy that is stored in the nucleus of all atoms
Nuclear
500
A solar panel on the roof of a building used to heat and cool the building.
Radiant energy -> electrical energy
500
student investigates how far a marble can travel up the incline after rolling down the ramp.
Without friction, what is the maximum height the marble will be able to reach on the incline?
10 cm
500
A person that has just jumped from an airplane has this type of energy.
(Gravitational) potential and kinetic energy.
500
The sun is an example of this type of energy.
Heat, Radiant, Nuclear and Gravitational
500
List the Law of Conservation of Energy.
Energy can be not be created or destroyed.