ASTR 150 Lecture : new doc 2019-03-29 14.20.51-20190329142156

according to the uncertainty principle, which of the following statements is true?

a) It is impossible to simultaneously determine both the position and the momentum of a particle with arbitrary accuracy.

b) It is impossible to simultaneously determine both the energy and the momentum of a particle with arbitrary accuracy.

c) It is impossible to measure the position of a particle with arbitrary accuracy in a finite amount of time.

d) It is impossible to simultaneously measure both the energy and position of a particle with arbitrary accuracy.

e) It is impossible to determine a particle's energy with arbitrary accuracy in a finite amount of time.

The jovian moon with the most geologically active surface is

The graph shows that galaxies with high speeds as measured from earth are __________.