Magnetic field lines

The two poles on a magnet are...

• positive and negative

• north and south

• east and west

• up and down

The arrows drawn on magnetic field lines always point...

• north to south

• south to north

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

The direction of a magnetic field can be shown using iron filings.

• True

• False

Tags

NGSS.MS-PS2-5

Select the diagram with the weakest magnetic field

• 
• 
• 

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Where is the magnetic field the strongest around a bar magnet?

• far away from the magnet

• at the side of the magnet

• at the poles

• above the magnet

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

The field lines in a uniform magnetic field are...

• randomly spaced

• evenly spaced

• parallel

• perpendicular

• straight

Are the poles in the diagram north poles or south poles?

What type of pole is the red pole in the diagram?

The Earth has a magnetic field because the ____ of the Earth is made of iron and nickel.

The force between and permanent magnet and an induced magnet is always...

• attractive

• repulsive

• zero

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5