contestada

A large jet flying overhead is low enough so that a man on the ground can hear its engines. The man sees the jet before he hears the engines because A) his sight is stronger than his hearing. B) his hearing is stronger than his sight. C) the speed of light is faster than the speed of sound. D) the speed of sound is faster than the speed of light.

Respuesta :

IllusionTM

The reason the large jet was seen, but wasn't heard till a few seconds afterwards, is solely because of the speed of light, rather than sound. We know that light is very, very fast. It's faster than sound! That means that answer choices A, B, and D have been eliminated. You now get:

C) The speed of light is faster than the speed of sound.

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Answer:

c

Explanation:

The man sees the jet before he hears the engines because the speed of light is faster than the speed of sound.

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