Suppose you walk toward the rear of a moving train describe your motion as seen from a reference point on the train then describe from a reference point on the ground

The seven sisters, seven stars located more than 400 light-years away in the taurus constellation can be seen here with venus and another constellation, orion. the seven stars stay grouped together but seem to move, like the planet venus. why do stars seem to move like planets in the night sky?

The star nearest to our sun is proxima centauri, at a distance of 4.3 light-years from the sun. how far away, in km, is proxima centauri from the sun?

Define the terms moral development and moral reasoning.