Circuit Review

A fifth grade class constructed this circuit.  Which of these objects most likely made the light glow when connected to points X and Y?

• plastic straw
• cotton string
• aluminum foil
• rubber eraser

A class prepared some electrical circuits using battery, connecting wires, and three light bulbs.  Which of these circuits can make the three bulbs light?

• A
• B
• C
• D

Which of these substances conducts electricity the best?

• wood
• brick
• copper
• plastic

this is the symbol for a _____?

• switch
• light 
• battery
• wires

what is this symbol for?

• light bulb
• switch
• battery
• resistor

What is a switch's function in a circuit?

• to make the current hotter or colder
• turn on and off the flow of current
• the pathway that current flows
• to add more power to the circuit

What is a battery?

• switch
• power source
• insulator

Describe a series circuit.

• a circuit that has multiple branches

• a circuit that has one path

• a circuit that dead ends after a light bulb

What is a parallel circuit?

• a continuous loop

• a circuit with one path

• a circuit with multiple branches for each individual appliance or light

What type of circuit is this an image of?

• series circuit

• parallel circuit