Crazy Circuits Quiz

Which of these best completes the circuit?

• rubber band
• metal nail
• leather shoelace
• wooden toothpick

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

A student builds a circuit made up of a battery, two light bulbs, and a switch. What will the student most likely observe in this circuit?

• Light bulb 1 and light bulb 2 will both be on

• Light bulb 1 will be off, but light bulb 2 will be on

• Light bulb 1 and light bulb 2 will both be off

• Light bulb 1 will be on, but light bulb 2 will be off

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

A group of students built the circuit shown above. The lightbulb does not glow. Which statement explains this observation?

• The battery is not charged

• The lightbulb is not part of a complete circuit

• The circuit does not have a switch

• The bell uses most of the energy from the battery

Tags

NGSS.4-PS3-2

Is the following photo of an open circuit or closed circuit? 

• A closed circuit which allows electricity to flow
• An open circuit which does not allow electricity to flow