What term(s)/value(s) are not relative but absolute?

An observer that stands still as the electron moves by him, will observe

The electric field between square plates of a parallel-plate capacitor has magnitude e. the potential across the plates is maintained with constant voltage by a battery as they are pulled apart to twice their original separation, which is small compared to the dimensions of the plates. the magnitude of the electric field between the plates is now equal to a)e b)e/4 c)e/2 d)4e e)2e

The combining of light nuclei is called blank. blank as in not actually blank. you know what im tryin to say.