Magnetic Fields Unit Review

Do magnets need to be touching each other in order to attract or repel?

• YES

• NO

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

When the poles of a magnet are the same, the magnets will ________.

• attract

• repel

• repel and then attract

• attract and then repel

Tags

NGSS.MS-PS2-3

For magnets that are repelling, the magnetic field lines...

• Connect only to the same magnet

• Connect to both magnets involved in the system

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Magnets attract...

• 
• nonmetals

• 
• plastics

Tags

NGSS.MS-PS2-3

When the poles of a magnet are opposites, the magnets will ____________ .

• repel and then attract

• attract and then repel

• repel

• attract

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

If the magnetic field lines between two magnets are connected, that means the magnets will _________.

• attract

• repel

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

The two opposite ends of a magnet are called ___________ ______ .

• magnetic field

• magnetic ends

• magnetic field lines

• magnetic poles

How many variables should be changed in an experiment so that the evidence collected will be as strong as possible.

• one

• two

• none

• three

A line that connects opposite magnetic poles and represents the strength and direction of the magnetic field...

• magnetic isotope

• magnetic field line

• magnetic pole

• magnetic end

Tags

NGSS.MS-PS2-5

Would one magnet sitting on a wooden desk with nothing else around be considered a system?

• YES

• NO