mrs. hogan has given you a box of materials and challenged you to use the materials to determine what effect increasing the current in a wire has on the magnetic field generated around the wire. describe how you can use some, or all, of the materials to determine what effect increasing the current in a wire has on the magnetic field generated around the wire. In your description, be sure to include the following:
Describe how you would use each of the materials you choose to use
Identify your independent and dependent variables, and at least two controlled variables
Create a data table that can be used to record your data
Materials in the Box
4 batteries
wire
directional compass
10 iron nails
a strong permanent magnet
a weak permanent magnet
a voltmeter
a box of paper clips