Vocabulary Words
Circuits
Random
Batteries
Charging
100
A closed path where electricity can flow.
Circuit
100
What is one advantage of a series circuit?
Cheaper Less wires When one part breaks, you will know
100
What is Ohm's law
I= V/R
100
As voltage difference increases, current _________?
Increases
100
Plugging your cellphone into the wall charger to charge is an example of charging by?
Contact
200
A measurement of how difficult it is to pass electricity through something.
Resistance
200
What is one advantage of a parallel circuit?
When one bulb goes out, the rest stay on Brighter lights
200
What three things affect an objects resistance?
Diameter Length Resistivity
200
How do electrons flow in a battery?
From negative to positive
200
The build up of electric charge without contact is?
Induction
300
Charge cannot be created or destroyed.
Law of conservation of charge
300
How does a fuse control the current in a circuit?
It burns out and breaks the circuit to stop the current from flowing.
300
What do insulators do?
Decreases the flow of electricity
300
What two chemical reactions take place in a battery to produce a voltage difference?
Releasing electrons, absorbing electrons
300
Objects with the same charges ______, and objects with opposite charges _______.
repel, attract
400
The build up of electric charges on an object.
Static electricity
400
Why does removing one light bulb from a parallel circuit not affect the other light bulbs?
Because there are multiple paths for the current to flow through.
400
What is the purpose of a circuit breaker?
They break a path when a current is overloaded.
400
Batteries store energy in the form of chemical energy and convert that energy into ________.
Electrical energy
400
Which part of the atom is negative?
Electrons
500
Work (Electrical Energy) over Time
Electrical power
500
How do you calculate the resistance in a circuit?
R=I/V
500
Explain why a pair of scissors with a plastic handle can be a conductor and an insulator.
Plastic handle - insulator Metal part - conductor
500
Which battery produced more voltage? D battery or ice tray battery?
Ice tray battery
500
Name one example of charging by induction
Any kind of wireless charging Rubbing a balloon on your shirt then putting it close to someone else's head.
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