Electrical Systems Spelling

Copper is commonly used to make (a)   .

Bulbs, wires and batteries form an _________ ___________.

(a)  

When a switch is closed, and electricity is able to pass through, the circuit is called a _____________ ______________.

(a)  

In a closed circuit, (a)   can pass through the circuit.

When a switch is open, the circuit is called an _________ ______________.

(a)  

What is this?

(a)  

A battery has two terminals, a (a)   terminal and a negative terminal.

A battery has two terminals, a positive terminal and a (a)   terminal.

A battery is the ___________ _____________ in an electrical circuit.

(a)  

We use symbols to represent a _______________ ______________.

(a)