When electricity is flowing in a waveform, at one instant in time all electrons are at rest.

Identify the bone highlighted in green.   

Identify the opening highlighted in red. 

This uses the interacting magnetic fields produced and changes electric potential and current into higher or lower intensity.

The magnetic field is _____ to the motion of a particle.

Identify the structure seen at the X.   

This refers to a coil of wire which can contain a current that is in a loop.

Identify the feature highlighted in red.   

Identify the bone seen at #3.  

Identify the feature of the mandible indicated with the red circle.