Electricity Flashcards
1
Q
What is the unit for current?
A
Amps (A)
2
Q
Why are metals such good conductors?
A
The electrons are constantly moving and move freely among ions
3
Q
What is the direction of a conventional current?
A
Positive terminal to negative terminal
4
Q
What are the effects of short circuits?
A
Overheating, fires, explosions
5
Q
What is a complete circuit?
A
An un-interrupted path of electrons flowing from energy source
6
Q
What is an incomplete circuit?
A
A path thats been interrupted and the current / electrons cant flow
7
Q
What is an electric current?
A
The movement of electric charge carriers / flow of electric charge
8
Q
What is a series circuit
A
A circuit here a current is the same everywhere
9
Q
A
