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