Circuits

Which of these best completes the circuit?

• rubber band

• metal nail

• leather shoelace

• wooden toothpick

Tags

NGSS.3-5-ETS1-1

NGSS.4-PS3-2

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

Tags

NGSS.4-PS3-2

The electrician in this picture is wearing rubber gloves for protection.  The purpose of the rubber gloves is to --

• keep the electrician dry

• create an electrical circuit

• produce electricity

• protect the electrician

Which of these substances conducts electricity the best?

• wood

• brick

• copper

• plastic

Tags

NGSS.5-PS1-3

What material would be safest to use as an insulator to cover electrical wires?

• rubber

• tin

• aluminum

• water

Tags

NGSS.5-PS1-3

Will the light bulb in this circuit light and why/why not?

• yes, because it has two batteries

• no, because the switch is open

• yes, because it is in a circuit

• no, because the bulb is burned out

Tags

NGSS.4-PS3-2

The diagram shows a series circuit with three lit bulbs. How many of the bulbs will remain lit if the wire is cut a the point shown by the arrow?

• 0

• 1

• 2

• 3

Tags

NGSS.4-PS3-2

For electrical energy to flow, there must be a(n) ______.

• good battery

• copper wire

• on/off switch

• closed circuit

Tags

NGSS.MS-PS3-5

Which of the following is NOT a conductor?

• Water

• Aluminum

• Wood

• Penny

Tags

NGSS.MS-PS2-3

A path along which electric charges can flow

• Series Circuit

• Circuit

• Parallel Circuit

• Conductor