You are standing at x = 9.0 km. Lightning bolt 1 strikes
Chapter 36, Problem 36.48(choose chapter or problem)
You are standing at x = 9.0 km. Lightning bolt 1 strikes at x = 0 km and lightning bolt 2 strikes at x = 12.0 km. Both flashes reach your eye at the same time. Your assistant is standing at x = 3.0 km. Does your assistant see the flashes at the same time? If not, which does she see first, and what is the time difference between the two?
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