My Notes Ask Your Teacher 2. 1 points SerCP10 26.P.003. O The length of a moving spaceship is 29.0 m according to an astronaut on the spaceship. If the spaceship is contracted by 14.7 cm according to an Earth observer, what is the speed of the spaceship? Earth (No Response) ce spee of the spaceship?rding Need Help? Read t ㅢ2 points SerCP 10 26.P004.WL My Notes Ask Your Teacher An astronaut at rest on Earth has a heartbeat rate of 64 beats/min. When the astronaut is traveling in a spaceship at 0.96c, what will this rate be as measured by an observer also in the ship and an observer at rest on Earth? (a) an observer also in the ship No Response) beats/min (b) an observer at rest on Earth (No Response) beats/min Need Help? Read. isetehu