Magnetism

Magnetism is a force of ____________________________ that occurs between two _____________ objects.

• attraction or repulsion, magnetic

• external or internal, magnetic

• external or repulsion, electronic

• attraction or internal, electronic

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

A magnetic field is a field of force that is produced by moving ________ charges.

• northern

• positive

• gravitational

• electric

Tags

NGSS.MS-PS2-3

The magnetic ____________ around a bar magnet is shown above.

• legs

• flowers

• field

• direction

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

The Earth produces its own ________ field.

• spectrum

• electric

• magnetic

• progressive

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

A compass points toward the south pole of Earth's magnetic field, located near the Earth's geographical ________.

• north

• south

• east

• west

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

In magnetic materials, all of the ________ are pointing in the same direction.

• doors

• electrons

• domains

• orbits

Tags

NGSS.MS-PS2-3

A permanent magnet is a material that produces a ___________________ field without any ___________________ magnetic field being present.

• electronic, internal

• magnetic, internal

• magnetic, external

• electronic, external

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Permanent magnets can be demagnetized by ___________________ them past the Curie point (approximately 1,060 °F).  

• heating

• freezing

• shaking

• solidifying

Tags

NGSS.MS-PS1-4

Every magnet has both a _________ pole and a __________ pole.

• North, South

• East, West

• Positive, Negative

• Positive, South

Tags

NGSS.MS-PS2-3

Certain materials respond to magnetic fields by becoming ______________ themselves. ____________ is one of these materials.

• magnetic, Plastic

• electronic, Iron

• magnetic, Iron

• electronic, Plastic

Tags

NGSS.MS-PS2-3