my electro magnet

i made my own electro  magnet i found out it had to have about ten volts then i made some changes that the teacher suggested and it works with 3 volts and 1.5 volts that is a double a battery

here of some photos of it before and after

this was my test to see if hire voltages made the strength more powerful

0.5volt 110 paper clips

1 volt 7 paper clips or 27 paper clips

1 volt 110 paper clips

turns out it was not more powerful the hire the voltage

1 volt was the same strength as 10 volts

Before

 

After

 

discovery

I have two projects with my friend Matthew A

The first project is a larger scale of a paper clip and batteries and see if we can get it hot enough to burn through wood.

The second project is can you see sound wave using sand or water hear is a video