ScrapLabs Challenger – #2

I want you guys to have a close look at this

Magnet falling through Copper pipe

When a magnet is dropped down a copper pipe it slows down in its fall. You guys need to tell me –

Why does it happen?

Hint: Copper is NOT attracted by magnets. 🙂

Send your entries to [email protected] with ScrapLabs Challenger – #2 as the subject. If I am impressed by your answers I might send you a gift! 😉

Contest closes 25 December 2013.