ELECTRICITY UNIT

Opposite poles of magnets that exert the greatest force.

• positive

• attract

• repel

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Any phenomena that can be associated with the presence of flow of electric charges (movement of electrons)

• power lines

• magnetic field

• electricity

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Do not allow electricity to flow through them easily

• insulators

• conductors

• closed circuit

A buildup of charges on an object.

• closed circuit

• static electricity

• conductor

• magnetic poles

Similar poles of magnets pull away from each other

• electric force

• attract

• repel

• insulators

Tags

NGSS.MS-PS2-5

A type of temporary magnet in which the magnetic field is produced by the flow of current through a coil of wire that is wrapped in a loop.

• electromagnet

• magnetic poles

• magnetism

• magnetic field

Tags

NGSS.MS-PS2-5

Materials that allow electric charges to flow through them easily.

• conductors

• insulators

• current

• magnets

An invisible region around the magnet in which the magnet exerts force (pushing or pulling) and can be made visible by sprinkling iron filings around the magnet.

• magnetism

• insulators

• magnetic field

• conductors

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

The energy and forces associated with magnetically charged particles, such as those found in bar magnets

• magnetic poles

• magnetism

• electromagnet

• static electricity

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

A complete circuit through which electricity flows open circuit

• current

• magnetic poles

• electric force

• closed circuit