Electrical Circuits

What is an electrical circuit?

• A closed path where electricity flows

• A path that doesn’t let electricity flow

• When a bulb is turned on

• When a bulb isn’t turned on

What does the symbol shown mean?

• Lightbulb off

• Open switch

• Closed switch

• Lightbulb on

What does the symbol shown mean?

• Lightbulb

• Switch

• Connecting wire

• Cell (power source)

What is the difference between a conductor and an insulator?

• A conductor is magnetic, an insulator is shiny

• An insulator is magnetic, a conductor is shiny

• A conductor allows electricity to flow through it easily and an insulator does not

• An insulator allows electricity to flow through it easily and a conductor does not

Which of the following statements about circuits is true?

• A parallel circuit provides more than one path for current to flow

• A series circuit provides more than one path for current to flow

• A series circuit is not the same as a simple circuit

• A parallel circuit needs to have more than one power source to work

What does the symbol shown mean?

• Lightbulb

• Switch

• Circuit

• Cell (power source)

What needs to be done to this circuit to make the lightbulb light up?

• Close the switch

• Add a power source

• Add a power source and close the switch

• Add a lightbulb and close the switch

What type of circuit is this?

• Series

• Consecutive

• Parallel

• Complex

If the lightbulb closest the battery went out, the rest ________.

• Will turn off

• Can still light up

• Can still light up but will be dimmer

• Will slowly burn out

What is the power source in this circuit?

• Wire

• Battery

• Lightbulb

• Switch