Types of Energy
Example of Energy Transformations
Miscellaneous
NRG
Energy Transformation
Vocabulary
Vocabulary
100
Energy of Motion.
What is Kinetic Energy?
100
Energy transformation that takes place when a person eats. (________ to _________)
What is chemical to mechanical?
100
In a race, two cars have the same mass but different velocities. The car with the slower velocity has _______ kinetic energy than the other car does.When energy changes from one type to another type.
What is Less
100
When an electrical source is connected in a complete circuit to an electrical device.
What is electrical energy transfer?
100
The measure of how hot or cold something is
What is temperature?
200
Type of Energy that depends on mass and height (position).
What is Gravitational Potential Energy?
200
Energy transformation that occurs when a marble falls off a table. (_________ to __________)
What is gravitational potential energy into kinetic energy?
200
How much energy does a 4 kg apple have that is thrown at a speed of 2 m/s?
What is 8 J?
200
What is the energy of a 4 kg apple that is sitting on a 2 m high tree branch?
What is 78.4 J?
200
An increase in the size of a substance in response to an increase in the temperature of the substance.
What is a thermal expansion?
300
Sum of Potential and Kinetic Energy.
What is Mechanical Energy?
300
Energy tranformation that occurs in a cell phone. (_______ to _______ to ________)
What is chemical to light to sound energy?
300
List the type of potential energy each object below has.
A.Sandwich
B.Trampoline
What is Chemical (sandwich).
What is Elastic (trampoline).
300
Where is potential energy greatest on this picture?
At the top of the ramp.
300
The point at which two objects that are touching reach the same temperature.
What is a thermal equilibrium?
400
Type of energy that depends on the flow of electrons
What is electrical energy
400
Energy transformation to cook food on the stove.
What is electrical to thermal?
400
How much potential energy does a bird have that weighs 9 N and is sitting on a branch 3 m high?
What is 27 J?
400
What is the kinetic energy of a bike with a mass of 16 kg traveling at 4 m/s?
What is 128 J?
400
Thermal energy that cannot be used
What is waste energy?
500
Type of energy stored in bonds
What is Chemical energy?
500
Energy transformation that occurs when a flashlight is turned on. (_______ to ________ to _________ to _________)
What is chemical to electrical to light to thermal?
500
Total Energy Before = Total Energy After
What is the Law of Conservation of Energy?
500
Two objects are being lifted by a machine. One object has a mass of 2 kg and is lifted at a speed of 2 m/s. The other has a mass of 4 kg and is lifted at a rate of 3 m/s. Which object has more kinetic energy while it is being lifted?
What is the 2nd object (4 kg)?
500
The transfer of thermal energy between objects that are different temperatures.
What is heat?