PLEASE HELP How many days does it take Mars to orbit the Sun ? It is 1.52 au from the Sun. Saturn is 9.54 au from the sun and takes 29.5 years to orbit the Sun.

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Ahockey player of mass 82 kg is traveling north with a velocity of 4.1 meters per second he collides with the 76 kg player traveling east at 3.4 meters per second if the two players locked together momentarily in what direction will they be going immediately after the collision how fast will they be moving