Calculating KE and GPE
Transformations
What kind of energy?
Vocabulary
Grab Bag
100
The kinetic energy of a 2 kg cat running 5 m/s^2
What is 25 J?
100
The transformation when a light turns on
What is electrical to radiant (also thermal)
100
A hamburger
What is chemical energy?
100
The energy of motion
What is kinetic energy?
100
The energy stored in the bonds between atoms in a molecule
What is chemical energy?
200
The mass of a bowling ball with 900 J of kinetic energy rolling at 15 m/s^2
What is 8 kg?
200
The transformation when you turn on a flashlight
What is chemical to radiant (also heat)
200
UV rays
What is radiant energy?
200
Stored energy
What is potential energy?
200
A roller coaster goes down the hill and as a result, this is the change in KE and PE
What is lower potential energy and higher kinetic energy?
300
The velocity of a 0.5 kg arrow with 250 J of kinetic energy
What is 100 m/s?
300
The transformation in a speaker
What is electrical to sound?
300
A pot boiling
What is thermal energy?
300
The ability to do work
What is energy?
300
The energy shown when animals migrate to another place
What is mechanical?
400
The gravitational potential energy of a 100 kg skier at the top of a 500 m hill
What is 490,000 J?
400
The transformation of a bass drum being played.
What is mechanical to sound?
400
A bow that is pulled and ready to fire
What is elastic potential energy?
400
The energy of the flow of electrons
What is electrical energy?
400
Photosynthesis represents this type of energy transformation
What is radiant to chemical?
500
The height of a 50 kg rock with a GPE of 98,000
What is 200 m?
500
The transformation when a solar panel powers a TV
What is radiant (light) to electrical to light, sound and thermal?
500
A burning fire (3)
What is chemical, thermal and radiant?
500
Potential energy plus kinetic energy
What is mechanical energy?
500
The Law of Conservation of Energy
What is energy is never created nor destroyed but can change form
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