P3.1 - Static And Charge Flashcards
1
Q
What is charge?
A
A property of matter that causes it to experience a force when placed into an electromagnetic field
2
Q
What is static electricity?
A
When 2 insulators are rubbed together, and one insulator has the extra electrons
3
Q
What do you need to make a current flow?
A
A power supply (battery, cell, etc)
4
Q
What is a conventional current?
A
The flow of electrons from negative to positive
5
Q
How do you calculate current?
A
Current (A) = Charge (C) / time (s)
6
Q
What units are used when calculating:
Charge
Current
Time
A
Coulombs
Amperes
Seconds
