Which materials conduct electricity?

A material that lets electric current pass through it.

• insulators

• conductors

• circuits

Which materials make a good conductor?

• woods

• plastics

• clothes

• most metals

A material that blocks the flow of an electric current is called a/an ___________________.

• insulator

• conductor

• circuit

What are some examples of insulators?

• silver, iron, copper

• metal spoon, penny, aluminum

• rubber, glass, wood

• gold, wire, nails

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Which of the following is the best example of an electrical conductor?

• copper wire

• glass baking pan

• rubber handle

• wooden spoon

6. A student is having a problem getting a light bulb to light up in an electrical circuit. They notice there is a gap in the wiring but there is not enough wire to complete the circuit. What could the student do to fix the problem?

• change the battery or the light bulb

• attach a paperclip to the wires in between the gap

• put a rubber handle in the gap

• use a piece of of nylon rope to attached the wires together

Tags

NGSS.MS-ETS1-2

Is a water bottle cap a conductor or insulator?

• conductor

• insulator

Tags

NGSS.MS-PS2-3

Is an aluminum foil a conductor or insulator?

• conductor

• insulator

Tags

NGSS.MS-PS2-3

A piece of a Waffle is stuck in a toaster oven. You want to create a device to use that will help you not get shocked as you try to get the waffle out. Which item would be the best to use to remove the waffle without getting shocked?

• wooden spoon

• a nail

• metallic spoon

. What would best complete this circuit?

• A wire

• A battery

• A switch

• A light bulb