JA423 Science Unit 1: Magnets and Electricity

Which is an example of static electricity?

• clothes sticking to each other

• charges pushing each other away

• clothes repelling each other

• charges repelling each other

Tags

NGSS.MS-PS2-3

What does this diagram show?

• two charges repelling

• an electric force

• an electric field

• a force field

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which is TRUE of a parallel circuit?

• It is powered by magnetism.

• It has high resistance.

• If one bulb goes out, they all do.

• If one bulb goes out, the others stay on.

What will happen as the student moves these two magnets closer?

• They will be attracted to each other.

• They will repel each other.

• A current will run through them.

• They will become magnetically neutral.

Tags

NGSS.MS-PS2-3

What tool helps you detect Earth's magnetic field?

• magnetic shield

• compass

• electromagnet

• series circuit

Tags

NGSS.MS-PS2-3

Which is NOT a part you need to make a compass?

• magnet

• case

• battery

• pivot

Which is TRUE of electromagnets?

• They are not real magnets.

• You do not need a current to make them.

• A magnet is used to make an electric field.

• A current is used to make a magnetic field.

Tags

NGSS.MS-PS2-3

All of these parts are needed to make an electromagnet EXCEPT. . .

• a magnet

• an iron nail

• a coil

• a battery

Some electricity devices

convert electricity to . . .

• water

• air

• heat

• darkness

Tags

NGSS.MS-PS3-3

Which device converts electrical energy to kinetic energy?

• stove

• light bulb

• insulator

• electric motor

Tags

NGSS.MS-PS3-5