Electric Charges
Electricity
More Electricity
Ohm's Law
Magnets
100
What will happen if you have two negative charges next to each other?
What is repel
100
When electricity is flowing it is called electric ________.
What is current.
100
How much current is in a series circuit with a light bulb that is burnt out?
What is 0 amps.
100
Draw the circle to help you remember Ohm's law.
What is E/IR
100
Opposite magnetic poles _____________ to each other.
What is attract.
200
Materials that electric charges do not move easily through are called...
What is insulator
200
Electricity needs a closed ______________ for current to flow and light a light bulb.
What is circuit.
200
Which kind of circuit has more than one path for electricity to flow?
What is parallel circuits.
200
What is the unit for current?
What is ampere or amp
200
What are areas of atoms in a magnetic material who's poles are lined up called?
What is magnetic domains.
300
What part of an atom does not have an electric charge? a. proton b. electron c. neutron
What is neutron
300
What kind of circuit has only one path for electricity to flow through?
What is series circuit
300
The measure of how hard it is for electicity to flow in a circuit is called electric __________.
What is resistance.
300
Calculate the resistance (R) if a circuit has 12 volts of voltage (E) and 0.6 amps of current (I).
What is 20 ohms of resistance.
300
How are the magnetic domains in a permanent magnet different than the ones in a paper clip?
What is they are all lined up.
400
When you get shocked it is called a static ______________.
What is discharge.
400
What is the unit for electric resistance?
What is ohms.
400
Voltage measures what in a circuit?
What is how much electricity moves in a circuit. Like pressure.
400
Calculate the resistance if a circuit has 120 volts (E) and 5 amps of current (I).
What is 24 ohms.
400
When we have moving current in a wire it creates a magnetic __________.
What is field.
500
When you rub a balloon on your head you are charging by contact. When a balloon sticks to the wall it is charging by __________.
What is induction.
500
What kind of circuit do you have in your house?
What is parallel circuit.
500
When lighning forms what charge is on the clouds?
What is negative.
500
Calculate the current if a circuit has 220 volts (E) and 20 ohms of resistance (R).
What is 11 amps.
500
If you wrap wire around an iron core and run current through you create a(n)
What is electromagnet.
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