Magnetism

As the distance between two magnets increases (they get farther apart), the force between them:

• Increases
• Decreases
• Stays the Same

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.HS-PS2-5

What would we call a nail that can pick up a paperclip because it is touching a magnet?

• temporary magnet
• poles
• force
• detector

The space around a magnet where the force of a magnet can attract best is called__________

• magnetism
• bar magnet
• horseshoe magnet
• magnetic field

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.HS-PS2-5

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

Which of the following is true about a bar magnet?

• Its magnetic field is strongest near its center.
• It is surrounded by a magnetic field.
• The north pole is stronger than the south pole.
• The south pole is stronger than the north pole.

Tags

NGSS.MS-PS2-5

On Earth, where is Magnetic North approximately located?

• The Equator
• The North Pole
• The South Pole
• New Brighton

Magnetism is generated by moving

• protons.
• electrons.
• neutrons.
• elements.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which object would a magnet attract?

• a glass bottle
• a piece of paper
• a metal paper clip
  compass
• a rubber eraser
  magnetic field