Multiple Choice
With respect to the earth, object 1 is moving at speed 0.90 c to the right. Object 2 is moving in the same direction at speed 0.70 c with respect to object 1. How fast is object 2 moving with respect to the earth?
A) 0.64 c
B) 1.6 c
C) 0.16 c
D) 0.80 c
E) 0.98 c
Correct Answer:

Verified
Correct Answer:
Verified
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