Tuesday, December 13, 2011

HOW TO MAKE AN ELECTROMAGNET???

Do you now what is an electromagnet? It is a magnet that works with electricity! So, let's try to make one!!


Materials:
A large iron nail


2  3feet of copper wire


A fresh D size battery


A few paper clips


Tape
Instructions

Leave about 8inches of wire loose at one end and wrap most 

of the rest of the wire around the nail. Try not to overlap the 

wires. Do the same with the other wire.


Connect one wire to one end and the other wire to the other

end. Now tape them to the battery.



Your electromagnet is ready! bring the tip of the nail towards

the paper clip and watch as the paper clip moves towards the 

nail!!

CUTTING GLASS LIKE CARDBOARD

Can you cut glass like cardboard? Let's try!!


Materials:
A piece of glass


A large bowl filled with water


A large pair of scissors


Instructions
Cut the glass piece underwater.

Observe: The glass cuts as if it is a cardboard!!!