Circuit Diagrams

This is the symbol for a _____?

• an AC current source
• a DC current source
• a battery
• a single cell

This is the symbol for a _____?

• Lamp/bulb

• Water wheel

• Loudspeaker

• Motor

If you replace the paper clip with a plastic spoon, what is the plastic spoon acting as?

• A conductor
• A diode
• An insulator
• A switch

Pick the correct sentence.

• This circuit will work because it is a closed circuit.
• Energy will freely flow in this circuit.
• This circuit will not work because there is no energy source.
• This circuit will not work because there is no switch.

Does this diagram represent a series or parallel circuit?

• series circuit
• parallel circuit

This bulb will not light because...

• the circuit is not complete

• the bulb is broken by too much power

• one battery is backwards

• there are not enough bulbs

This circuit will make the bulb light

• true

• false

This is the symbol for a ...

• Wire
• Battery
• Buzzer
• Fuse

This is the symbol for a

• switch in on position

• Push switch

• Trap door

• switch in off position

This is the circuit symbol for a

• switch in off position (broken circuit)

• switch in on position (complete circuit)

• Open door