Electrcity Flashcards
1
Q
What is induction?
A
Induction is when you bring two charged objects close together, resulting in one side of the object having positive or negative charges.
2
Q
What is contact?
A
When two objects touch each other, electrons move from one object to another
3
Q
What is friction?
A
When an object is charged by when another rubs against it.
4
Q
True and false: Protons are transferred.
A
False
5
Q
True or false: Electrons can NOT transfer to another object
A
False
6
Q
True or false: Opposites attract, like repel
A
True
7
Q
What are voltmeters used for?
A
Parallel circuits
8
Q
What are ammeters used for?
A
Series circuit
9
Q
Formula for finding voltage
A
V = IR
(I x R)
10
Q
Formula for current
A
I = V/R
11
Q
Formula for Resistance
A
R = V/I
