Magnetism

What will happen when these magnets are brought close together?

• They will attract each other.
• They will repel each other.
• Both magnets will turn to the left
• Both magnets will turn to the right

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Magnets have a north and a south ___________

• shape
• color
• pole
• region

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NGSS.3-PS2-3

Iron, Nickel and cobalt are all __________________ materials

• Shiny
• poles
• magnetic
• cold

Tags

NGSS.MS-PS2-3

Where is the strongest attraction force of the magnet?

• at the poles
• in the middle
• above the magnet
• below the magnet

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

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

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What do the lines around this magnet represent?

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

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

If you cut a magnet in half, what happens to the poles?

• One half gets the North Pole, the other half gets the South Pole
• Both halves get only a North Pole
• Both halves get only a South Pole
• Both halves get a North pole and a South Pole

Tags

NGSS.MS-PS2-3

What is responsible for the Magnetic Field around Earth?

• The Earth's crust
• The Earth's molton iron core
• The Earth's mantel
• The Sun

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

An electromagnet's poles may be reversed by:

• decreasing the voltage of the coil
• increasing the number of coils
• changing the direction of current flow
• altering the material used to make the coils

Tags

NGSS.MS-PS2-5

Earth acts like a giant magnet because its center is made up MOSTLY of

• granite
• limestone
• iron
• nickel