In addition to distance and look-back time, studies of the doppler shifts of a galaxy's spectral lines can tell us how fast the galaxy is rotating and hence how massive it is. true false

Answermost of the time it would be ground into fine sediment,and sometimes they are carried away from the original location;

Answer b is the answet

It is useful for historians to write narratives so that history can be passed on from their point of view.  think about a story being told in third person, then think about it again being told in first person, by someone who actually experienced the event.

Answerleveling;