Electric Current & Charge
Ohm's Law
Electric Circuits
What is Magnetism
Electricity and Magnetism
100
This subatomic particle carries a negative charge (-) This subatomic particle carries a positive charge (+)
What is an electron? What is an proton?
100
This is measured in Ohms (Ω). It also resists current.
What is resistance?
100
THIS circuit has only one path for electrons to flow.
What is a series circuit?
100
Magnets have two poles know as THESE
What are North and South?
100
A current-carrying wire wrapped around an iron core is called THIS
What is an electromagnet?
200
A material in which electrons can-not move easily from place to place
What is an insulator?
200
Calculate current (I). Voltage= 10V, Resistance= 20Ω. Remember to include the correct units!
What is 1/2 or 0.5Amps?
200
This circuit allows for one light to be on while the others are off.
What is a parallel circuit?
200
THIS surrounds all magnets
What a magnetic field?
200
THIS is a device uses a magnetic filed to turn motion into electricity.
What is a generator?
300
Electrons flow freely through metals such as copper, gold, sliver, and aluminium. What type of material is this?
What is a conductor?
300
Find the current through a 12-ohm resistive circuit when 24 volts is applied.
What is 2Amps?
300
Current is divided as paths split off.
What a parallel circuit?
300
Like poles ______ and opposite poles ______.
What is repel and attract?
300
An electromagnet is considered to be what type of magnet? Temporary or permanent?
What is temporary magnet?
400
THIS instrument is used to supply energy to an electric circuit by converting chemical energy into electric potential energy.
What is a battery
400
What is the resistance of a heating element that allows 15 Amps to flow when 440 V is applied to it?
What is a 29.3 Ohms?
400
R1= 5Ω, R2= 10Ω, R3= 20Ω. What is the total resistance for a series circuit?
What is 35Ω?
400
If you cut a magnet in half do you have a north and a south pole? or do you have 2 small magnets?
What is 2 smaller magnets?
400
An electromagnet can be increased in strength by _____ or _______.
What is add batteries or increase the number of coils?
500
A person may acquire a build up of electrical charges by friction (rubbing), conduction (touching) or induction (NO touching).
What is build up of static electricity?
500
How much voltage is required to make 15 Amps flow through a 7.5 ohm resistance?
What is 563V?
500
2 resistors at 5Ω are in parallel. What is the total resistance of the circuit?
What is 2/5Ω or 0.4Ω?
500
The magnetosphere is the magnetic field that surrounds what?
What is the earth?
500
Iron, Steel and Sodium can all be magnets. True or false.
What is False. Nickel, Cobalt, and Iron are all magnetic (steel is majority Ni and Fe so it can become magnetic)
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