Compared to Earth, Mercury rotates on its axis very slowly. Based on this information, what can you conclude about Mercury? O Mercury applies weaker gravitational forces on objects.
O The length of a day on Mercury is much longer than Earth.
O Mercury has no atmosphere.
O The surface of Mercury is rocky.
PI
Hidderi

Look at the spectrums of a star moving towards earth and a motionless star. which of these is a correct inference that can be draw from the observation of the two spectrums? (2 points) the spectrum of a motionless star is difficult to be viewed separately using oridinary telescopes. the spectrum of a motionless star is identical to the spectrum of a star which moves towards earth. the spectrum of a star shifts towards the red region when the star moves towards earth. the spectrum of a star shifts towards the blue region when the star moves towards earth.