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Vocabulary
Vocabulary
Vocabulary/Skills
Skills
Skills
100
the ability to do work or cause change
What is energy?
100
according to the law of conservation of energy....
What is energy cannot be created or destroyed?
100
Which situation is an example of work: a person holding several books or a person picking up several books?
What is a person picking up several books?
100
A moving truck has more ___________ energy than a parked truck.
What is kinetic energy?
100
A large truck parked on a hill has more _____ energy than a car parked next to it.
What is (gravitational) potential energy?
200
this energy is transferred by heat
What is thermal energy?
200
this energy is stored in a stretched rubber band
What is elastic potential energy?
200
this energy is released when nuclei split
What is nuclear energy?
200
this happens to the potential energy (GPE) when a ball is tossed into the air
What is an increase as it reaches its highest point?
200
When a ball is thrown into the air, this is when its kinetic energy is the lowest....
What is when the ball is at its highest point?
300
the total energy in an object or group of objects
What is mechanical energy?
300
this occurs when energy changes from one type to another type
What is an energy transformation?
300
the burning of fossil fuels produces carbon dioxide and increases ______
What is global warming?
300
a marble falling off a table is an example of what kind of energy transformation?
What is GPE to kinetic energy?
300
an electric heater performs this kind of energy transformation
What is electric/mechanical energy to thermal energy?
400
what are energy resources that cannot be used up
What are inexhaustible resources?
400
this type of energy is carried by electromagnetic waves
What is radiant energy?
400
this type of energy is used when your body moves
What is chemical energy?
400
geothermal energy comes from underground pockets of ______ and ________
What are hot water and steam?
400
energy conservation is important in helping us reduce the rate at which we use __________
What nonrenewable energy resources?
500
this reduces friction's creation of thermal energy
What is a lubricant
500
this is a force that reduces kinetic energy and produces heat
What is friction?
500
this is the formula for kWh
What is W x H/1000?
500
a cell phone has this type of energy transformation
What is radiant into sound energy?
500
this type of energy transformation occurs during photosynthesis
What is radiant energy transforms to chemical energy?