Circuits introduction questions cognito Flashcards
1
Q
A power source for an electric circuit could be a:
A
Battery and a Cell
2
Q
——- is a measure of the flow of electrons around a circuit
A
current
3
Q
Amperes, amps, or ‘A’ are the units of:
A
Current
4
Q
In ‘conventional current’, we say that the electrons flow from:
A
Positive terminal ➔ negative terminal
5
Q
___________ is everything that resists or opposes the flow of electrons in a circuit
A
Resistance
6
Q
Voltage, volts, and ‘V’, are all used to refer to:
A
Potential difference
7
Q
Ohms (Ω) are the units of:
A
Resistance
