Magnetism Part 1 &2

What do the lines around this magnet represent?

• North Pole
• South Pole
• Magnetic Declination
• Magnetic Field

If you place the North pole of a magnet next to the South pole of another magnet, they will:

• Attract
• Repel
• Do nothing
• Shatter

What happens when two north poles of a magnet are placed together?

• they repel
• they attract
• they cancel each other out
• the strength of the magnet is doubled

In un-magnetized materials the domains are __________ aligned.

• super
• slightly
• randomly
• always

Region around a magnet in which magnetic force can act.

• Magnetic field 
• Magnetic force
• Domain
• Perimeter

The strongest part of a magnet is...

• the bars.
• the force field.
• the poles. 
• the middle.

Iron and steel can become _____.

• magnetized
• transformed into plastics
• lined up to the poles
• part of the equator

Which particle would produce a magnetic field?

• a neutral particle moving in a straight line

• a stationary charged particle

• a moving charged particle

• a neutral particle moving in a circle

The diagram above shows a bar magnet. Which arrow best represents the direction of the needle of a

compass placed at point A?

• $\leftarrow$

• $\rightarrow$

• $\uparrow$

• $\uparrow$

Which diagram best represents magnetic flux lines around a bar magnet?

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