Terms in this set (21)
to take in.
to pull toward
tool that uses a magnetic needle to indicate direction on Earth's surface by pointing toward the north.
material that allows electricity to flow through it.
produced when electricity flows through a coil of wire wrapped around an iron bar. It acts like a magnet.
the ability to do work or cause change.
the passing or movement of one form of energy to another.
rubbing of surfaces. It can produce heat energy.
part of a circuit that uses electricity by giving off light, sound, heat, or increasing magnetic interaction. ex: light bulbs, motors, electromagnets.
material that attracts iron, steel, or iron alloy.
has a break in the conducting material of the path. Electricity cannot flow continuously.
the part of a circuit along which electricity travels.
light bounces off a surface.
part of a circuit that pushes electric current from the conducting material along the path. EX: batteries
stationary electric charge that is built up on a material.
a device that can open and close a circuit.
is a chemical energy
does not allow electricity to flow through it. Ex: glass
Energy produced by a machine or moving part. Ex. motor
a form of energy that is transferred by a difference in temperature. Ex melting butter
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