Potential vs Kinetic Energy
Magnets
Circuits
Energy transformations
Energy
100
Sitting on top of a tree is an example of
What is potential energy?
100
A magnet that keeps its magnetism is called a permanent magnet or temporary magnet?
What is a permanent magnet?
100
The part of a lightbulb that gives off the radiant energy is called
What is a filament?
100
A change from one form of energy to another is called
What is energy transformation?
100
Ability to do work is called
what is energy?
200
Walking down the hallway is an example of
What is kinetic energy?
200
The push or pull of a magnet
What is magnetic force?
200
Used to open or close the circuit
what is a switch?
200
A tomato consists of what type of energy?
What is chemical energy?
200
Energy is measured in the unit of
what is joules?
300
A bicyclist pedaling up a hill is an example of
what is kinetic energy?
300
A south pole magnet ______________ another south pole magnet.
What is repel?
300
A circuit that has only ONE path along which electrons can flow
What is a series circuit?
300
The energy transformation of an electrical mixer, mixing a batter to make a cake is
Electrical to mechanical to sound
300
Sound is a type of energy. True or False
True
400
An unused chair in the classroom is an example of
What is potential energy?
400
An electromagnet requires what kind of current.
What is an electrical current?
400
A circuit that have MORE than one path along which electrons can flow
What is a parallel circuit?
400
The energy transformation of a battery-operated flashlight is
chemical to electrical to light
400
Electrical is a type of energy. True or False
True
500
Calculate the potential energy of a rock with a mass of 5 kg while sitting on a cliff that is 30 m high.
1,470 J
500
A magnetic material
What is iron?
500
The diagram is showing two casing wires, when one of the wires needs to be at the base for the lightbulb to glow.
500
Plants use energy from the sun and is turned into this form when it undergoes the process of photosynthesis.
radiant to chemical
500
Energy cannot be created or destroyed, but it can change or transfer from one form of energy to another.
What is law of conservation of energy?