Question

an object appear to be moving to one person and the same object appear to be at rest to another person (a) always correct ,(b) always false ,(c) sometimes correct ,(d) can not say

Answer 1

Answer:

c) sometimes correct.

Hint: The basics of relative motion.

Explanation:

When the observer in moving at the same speed and same direction w.r.t. to the moving object then the object appears to be at rest.

Otherwise it appears to be in motion.