Rollercoasters sometimes use magnets to launch and accelerate it. Also, they are sometimes used for braking the coaster.
Sources:
common knowledge (for me)
(BTW I'm 11)
most modern-day rollercoasters
Magnets for suspension springs for clocks
Several different metals can be used in magnets. Iron is perhaps the most common metal used in permanent magnets, but alloys such as Alnico (Aluminum, Nickel, and Cobalt) can also make very strong permanent magnets.
Nothing
DVD
most modern-day rollercoasters
rollercoasters are really fun
No, magnetite is used in magnets. Gold is used in jewelery.
Magnets are used in compasses.
how can magnets be used to help with recycling
how can magnets be used to help with recycling
Lead is used in magnets.
Nickel is used more in magnets
they use magnets to concentrate energyto them
Magnets of different strength are used.
Magnets for suspension springs for clocks
The motors for windows have magnets in them.