Compass array

Description: An array of 24 compass needles (4 x 6) mounted on pivots may be used to demonstrate magnetic domains.

Cautions:

Concepts demonstrated:

Equipment: compass array (we have two identical units), bar magnet

Setup Time: Short

Difficulty/Commitment: Straightforward

Visibility: use on the overhead projector

Related demonstrations:

References: PIRA 5G20.30