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Energy Transformations
Magnetism & Electricity
Potential and Kinetic
Types of Energy
Definitions
100
Burning a candle.
Chemical energy -> heat energy + light energy
100
Each magnet is surrounded by a __________ _______ that exerts a force which can push or pull objects.
magnetic field
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.
Potential (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
100 A magnet made by winding a wire around an iron bar and passing electric current through the wire.
electromagnet
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 direct transfer of heat between objects that are in contact with each other.
conduction
300
A hungry football player eating a large sandwich to use the food for energy.
Chemical energy -> mechanical energy
300
Give THREE ways to make an electromagnet stronger.
Thicker wire, using copper wire, more power, more winds, tighter winds, etc.
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. Object is moving due to the force.
Mechanical energy.
300
Transfer of energy by currents through a liquid or a gas.
Convection
400
Using a solar-powered calculator.
solar energy -> electrical energy ->light energy
400
This device converts electrical energy into mechanical energy using magnetism in permanent magnets and electromagnets.
electrical motor.
400
A person running down the sidewalk has this type of energy.
(Mechanical) kinetic energy.
400
The energy of moving particles.
Heat (thermal) energy
400
Moving an object over a distance means _____ is being done.
WORK
500
A solar panel on the roof of a building used to heat and cool the building.
solar energy -> electrical energy
500
This device converts mechanical energy into electrical energy using magnetism in permanent magnets and electromagnets.
generator
500
A person that has just jumped from an airplane has this type of energy.
potential and kinetic energy.
500
The energy of moving electric charges.
Electrical energy
500
List the Law of Conservation of Energy!!!
Energy cannot be created or destroyed. Energy changes from one form to another.