Three space ships are seen flying past your classroom on a space station. When m

Question

Three space ships are seen flying past your classroom on a space station. When moving, Ship 1 is measured to be only 65percent of its length compared to when it is at rest at the space station. Ship 2 is moving away from the space station at 0.5c and Ship 3 is moving toward the space stataion (in the oppostie direction as Ship 2) at 0.9c How fast is Ship 1 moving relative to the space station? ,,,, After 3 hours pass on your watch, how much time do you mesaure to have passed on Ship 2's clocks?.....

Explanation / Answer

1)How fast is Ship 1 moving relative to the space station?

a) 0c

                b) 0.34c

                c) 0.59c

                d) 0.76c (Answer)

                e) 1.00c

2)After 3 hours pass on your watch, how much time do you measure to have passed on Ship 2’s clocks?

a) 1.50 hours

                b) 2.60 hours(Answer)

                c) 3.00 hours

                d) 3.50 hours

e) 6.00 hours

3)How fast does Ship 2 measure Ship 3 to be moving?

a) 0.40c

                b) 0.72c

                c) 0.97c(Answer)

                d) 1.00c

                e) 1.40c

4)You send a radio signal (at the speed of light) to Ship 3. How fast does Ship 3 measure it approaching?

a) 0.1c

                b) 0.9c

               c) 1.0c(Answer)

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