Voltage is measured in
Volts
Current is measured in
Amps
Resistance is measured in
Ohms
Electrical Power is Measured in
Watts
Electrical Energy is measured in
Joules (J)
Voltage =
I x R
Current (I)
V/R
Resistance (R)
V/i
What 3 things effect the Resistance of a material
Temperature
Length
Thickness
What is Induction?
What is Friction?
When Electrons Move
What is Induction
Transfer of charges without contact
What are the 3 ways charges are transferred
Contact
Induction
Friction
What is a Conductor?
Something that helps electricity/Charge move EASILY
What is an Insulator?
Something that slows downs the flow of electricity
Rubber
Plastic
Air
What is an example of a good conductor?
Metal
Copper
Silver
What are humans able to ground charges?
Because we are conductors and are in contact with the ground
WHIch particle can move form object to object?
Electrons
What is the difference between a series circuit and a parallel circuit?
A series circuit- energy only flows 1 way
Parallel Circuit- Energy Flows 2 or more ways
What does it mean to ground a charge?
Transfer extra charges/Electrons through a conductor to earth