Electricty Flashcards
1
Q
What charge does an electron carry?
A
Negative
2
Q
What charge does a proton carry?
A
Positive
3
Q
What charge do neutrons carry?
A
None, they are neutral
4
Q
Atoms are….?
A
Neutral
5
Q
What do like charges do?
A
Repel eachother
6
Q
What do opposite charges do?
A
Attract eachother
7
Q
What is a conductor?
A
Materials that allow charge to move through them
8
Q
What are insulators?
A
Materials that don’t allow charge to move through them
9
Q
What is an electric current?
A
When charge moves
10
Q
What is current measured in?
A
Amps (A)
11
Q
How is current measured?
A
Using an ammeter
12
Q
How just an ammeter be connected?
A
In series
13
Q
What is resistance measured in?
A
Ohms
14
Q
What type of resistance do conductors have?
A
Low resistance
15
Q
What kind of resistance do insulators have?
A
High resistance
