Two stars are at rest relative to each other.In their common rest frame,these stars are 90.0 light-years apart.If they are measured to be
Apart by the navigator of a spaceship traveling between them,how fast is the spaceship moving relative to these stars?
A)0.646c
B)0.604c
C)0.558c
D)0.505c

Question

Two stars are at rest relative to each other.In their common rest frame,these stars are 90.0 light-years apart.If they are measured to be 
Apart by the navigator of a spaceship traveling between them,how fast is the spaceship moving relative to these stars?
A)0.646c 
B)0.604c 
C)0.558c 
D)0.505c

Quizplus · Accepted Answer

The Answer of Two stars are at rest relative to each other.In their common rest frame,these stars are 90.0 light-years apart.If they are measured to be 
Apart by the navigator of a spaceship traveling between them,how fast is the spaceship moving relative to these stars?
A)0.646c 
B)0.604c 
C)0.558c 
D)0.505c

Two Stars Are at Rest Relative to Each Other