Chapter8- Energy transfer in electric systems 🌻 Flashcards
1
Q
Difference between cell and battery
A
🔋Cell - single unit
🔋🔋battery-2 or more cells connected
2
Q
Which direction does electricity move
A
Moves from positive to negative
+~+
3
Q
Conductor
A
Provides a pathway for electrical charge to move from one object to another
4
Q
What is a switch
A
To control the flow of electrical current by opening or closing of the circuit
5
Q
Resistor ???
A
Materials that oppose or restrict the flow of charge
6
Q
Lightbulb 💡???
A
Converts electric energy to heat and light
7
Q
Voltmeter???
A
Measure the volt of a battery
8
Q
Ammeter???
A
Measure the current of a circuit
