All work and answers go on paper/tablet other than this quiz page. Mitch of 70 kg is...

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Physics

All work and answers go on paper/tablet other than this quizpage.

Mitch of 70 kg is out in space in his new spacesuit. He ischillin' and listening to his favorite tunes on his CD player.(Yes, Mitch is ol' school.) Skid is in his spaceship and is movingaway from Mitch at 0.8c relative to Mitch.

  1. a) Skid tells Mitch over the radio that is takes 12 ms for theCD to make one revolution. How long does Mitch say is takes the CDturn make one revolution?

  2. b) Mitch tells Skid that his spaceship is 15 m long. How longdoes Skid say his ship is?

  3. c) What is Mitch's relativistic energy relative to Skid?

  4. d) Skid wants Mitch to listen to his new album 3 Lb. Thrill. So,he ejects it out of his spaceship towards Mitch at 0.5c relative tothe ship. What is the magnitude and state the direction of thevelocity of Skid's album relative to Mitch?

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