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(TIF-0401) Magnetism and Electricity(4)

Magnetism and Electricity Unit 4th Grade Discovery Works. (Topic Instruction Finished)

AB
MagnetismThe property of attracting materials made of iron or steel.
attractComing together
repelPushing apart
poleLocation where magnet is strongest.
LodestoneNaturally magnetic rock
Induced MagnetTemporary Magnet made by stroking a piece of iron or steel against a permanent magnet.
ConductorAllows electricity to flow through
InsulatorStops the flow of electricity.
ElectromagnetDevice that turns electrical energy to magnetic energy.
GeneratorDevice that changes energy of motion into electrical energy.
BatteryA source or portable electricity made of copper, zinc, and an acid.
Solar CellDevice that changes light energy into electrical energy.
VoltageUnit that electricity is rated in.
ChineThe country that invented the compass
TurkeyThe country that discovered lodestone
Aurora"Northern or Southern Lights"
Maglev is short for?Magnetic Levition
Magnetic LevitationFloating in air due to repelling magnetic poles
CircuitPath that electricity can flow through
Series CircuitCircuit with only one path
Parallel CircuitCircuit with two or more paths
SwitchDevice to open or close a circuit
FuseOpens a circuit by melting due to too much electricity
Thomas EdisonInventor of the lightbulb
filamentWire found in incandescent lightbulb that burns brightly
Master SwitchSwitch that controls the flow of all electricity in a circuit.


Science & Technology Teacher
Ohrenberger School
MA

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