Electromagnet
its is a temporary magnet.
Things You'll Need:
1. iron bar
2. copper wire
3. battery 1.5v-2v
4. electrical tape
Coil the Wire Around Iron Bar.
leave ends to attach to battery.
Now Attach It to the Battery.
make sure that electricity is flowing.
Now Try Picking Up Nails.
Now Tape the Ends Attached to the Battery.
