Word
What is the flow of electrons?
Electricity
How is the current divided in a parallel circuit
Across all branches of the circuit
What is ohm’s law?
Voltage = current x resistance
What is the difference between a permanent magnet and a temporary magnet?
A permanent magnet stays magnetic all the time while a temporary magnet does not.
Is metal an electric conductor?
Yes
What is the attraction and repulsion of magnetic objects called?
Magnetism
In this type of circuit, voltage is divided among parts.
Series Circuit
What is the formula for total resistance in a parallel circuit?
RT= 1/( 1/R1 + 1/R2)
Which side of the magnet repels?
South pole
Lightning is a type of _____.
Static discharge
What is a build up of charge on the surface of an object?
Static electricity
Why type of energy does resistance produce?
Heat
Why type of energy does resistance produce?
Heat
How are magnetic poles related to geographic poles?
They’re opposites; the magnetic south is geographic north and vice versa.
This turns mechanical energy to electrical energy.
Generator
What is the region around Earth where its magnetic fields are located?
Magnetosphere
As current increases, ______ increases.
Power
As current increases, ______ increases.
Power
What’s the difference between a solenoid and electromagnet?
A solenoid is a type of electromagnet; electromagnets can produce their own magnetic field using electricity.
What is the SI unit for electric charge?
Coulomb
_____ transfers mechanical energy to electrical energy.
Generator
The ratio of electric potential energy to the particles charge.
Potential difference
The ratio of electric potential energy to the particles charge.
Potential difference
What is the process of generating an electric current by passing a conductor through a magnetic field?
Electromagnetic induction
What are the 3 ways that static can be charged?
Friction, Induction, Conduction