Magnetism

Magnetism

Poll

Which emoji represents how you are feeling?

Magnetic fields

Magnetic fields are drawn using lines.

They always point from North to South

When magnetic fields come close to each other they interact.

Multiple Choice

If 2 North poles on a magnet come close, what happens?

• Attract

• Repel

Multiple Choice

If 2 South poles on a magnet come close, what happens?

• Attract

• Repel

Multiple Choice

If a North pole and a South Pole on a magnet come close, what happens?

• Attract

• Repel

Multiple Choice

Which end is the North Pole

• Red

• Blue

Open Ended

How can you tell that the red end is the North Pole?

Multiple Choice

Where would the magnetic field be strongest?

• in between each pole

• in between the poles but far away

• By a pole but far away

• next to a pole

Open Ended

If I have 3 blocks (iron, aluminium and a magnet) but I don't know which is which, how can I tell which is which?

Multiple Select

What materials do I need to make an electromagnet

• Wire

• Insulated wire

• Iron bar

• Aluminium bar

• Electric current

Multiple Choice

Would having fewer coils make the magnet stronger or weaker?

• Weaker

• Stronger

Multiple Choice

Would increasing the current make the magnetic field stronger or weaker?

• Weaker

• Stronger

Open Ended

Write as many ways you can think of for how magnets can be used