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ashbulb is placed in the middle of a bus. When the flashbulb goes off, light fro

ID: 2150849 • Letter: A

Question

ashbulb is placed in the middle of a bus. When the flashbulb goes off, light from the bulb strikes the rear and front of the bus simultaneously, as seen by an observer, Karl, sitting in the bus. As seen by another observer, Fred, standing on the curb as the bus moves past, the 1. light hits the front of the bus slightly before it hits the rear. 2. light hits the rear of the bus slightly before it hits the front. 3. Not enough information to form a conclu- sion. 4. light hits the front and back of the bus simultaneously.

Explanation / Answer

Light hits the rear of the bus slightly before it hits the front.