electromagnets and circuits ELL

A pathway taken by an electric current is a(n)

• circuit

• conductor

• insulator

• static charge

Which of the following affects the strength of an electromagnet? select all that apply

• the number of bulbs that turn on.

• the number of coils

• the amount of current

• all electromagnets have the same strength

Tags

NGSS.MS-PS2-3

How many poles does a magnet have?

• 1

• 2

• 3

• 0

This is an example of a ...

• open circuit

• neutral circuit

• balanced circuit

• closed circuit

Rubbing a balloon against your hair would create...

• Poles

• balanced forces

• static electricity

• crane electricity

Tags

NGSS.MS-PS2-5

This is an example of a

• balanced circuit

• open circuit

• closed circuit

• circuit nemo

A continuous flow of negative charges creates...

• Static electricity

• conductors

• insulators

• an electrical current

Which of the following are conductors? pick 2

• copper wire

• nail

• a log

• rubber

Which of the following is an insulator pick 2

• a cupcake

• rubber

• metal key

• a nail

Tags

NGSS.MS-PS3-3

Which of the following would you use to build a simple circuit? select all that apply

• wire

• battery

• light bulb

• rubber band