Can you me with these 7 questions. (they are due tomorrow)

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

Asmall, positively charged ball is moved close to a large, positively charged ball. which describes how the small ball likely responds when it is released? it will move toward the large ball because like charges repel. it will move toward the large ball because like charges attract. it will move away from the large ball because like charges repel. it will move away from the large ball because like charges attract.

The difference between a red shift and a blue shift has to do with wavelength frequency. t or f