Electric Circuits Flashcards
(8 cards)
1
Q
What is a battery in a circuit?
A
A power source that provides electrical energy.
2
Q
What does a bulb do in a circuit?
A
It lights up when current flows through it.
3
Q
What is a resistor
A
A component that reduces the current flow in a circuit.
4
Q
What is the purpose of a switch?
A
To open or close a circuit, turning it on or off.
5
Q
What does an ammeter measure?
A
The current in amps (A).
6
Q
What does a voltmeter measure?
A
The voltage or potential difference in volts (V).
7
Q
What does the wire do in a circuit?
A
It connects components and allows current to flow.
8
Q
What is current?
A
The flow of electric charge through a circuit.
