Magnets

Magnetic poles can change places when the current's direction is changed

• True

• False

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

___________creates the strongest electromagnet

• Iron Cores

• Permanent

• Wires

Tags

NGSS.MS-PS2-3

Examples of Electromagnet

• Moving Scrap metals

• Speakers

• Metal Detectors

• All the above.

Tags

NGSS.MS-PS2-5

What make the magnet flips?

• forces

• the current switches the poles

• elevation

Tags

NGSS.MS-PS2-3

What is it called when a vehicle or train is repelled by forces or permanent and electromagnet?

• Electromagnet Levitation

• temporary

• coils

Tags

NGSS.MS-PS2-5

What do you need to make an electromagnet? Choose all that applies.

• a metal core

• coiling wire wrapped around it and a current passing through it

• neither

Tags

NGSS.MS-ETS1-1

Electromagnet can be made with (choose all that apply)

• iron core

• more number of coils

• more current

• none of them above

When a current's direction changes the magnetic poles change places.

• True

• False

Tags

NGSS.MS-PS2-3

"Which of the following scientific tools can be used to test if matter is magnetic? "

• Magnet

• Thermometer

• Hot Plate

• Stopwatch

Tags

NGSS.MS-PS2-5

What are the poles of a magnet called?

• East and South

• South and North

• North

• I don't know