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ın other words, throughout the day the sun appears to be movıng relatıvely slowly across the sky eg around noon. (of course ıt ıs just the appearance of movement as a result of the rotatıon of the earth) . but then ıt appears to hasten and dıp quıcker and quıcker as ıt sets

2007-12-27 01:53:55 · 3 answers · asked by Big Rig 1 in Science & Mathematics Physics

3 answers

Because the relative rate of change of distance to the horizon increases, making it more noticable. Actually, the image of the sun *slows* as it approaches the horizon due to atmospheric refraction, which delays its setting.

2007-12-27 03:28:20 · answer #1 · answered by Dr. R 7 · 0 0

My asumption would be that it appears to move faster because when you have the horizon closer you can guage the distance reamaining between the sun and horizon better. I am giving an uneducated answer, but I would say its a matter of perspective. I am sure that the atmosphere has something to do with it as well but if it does I wouldnt know how to explain.

2007-12-27 10:03:02 · answer #2 · answered by daniel d 1 · 1 0

I'd go with "perspective". But why don't you just measure it tomorrow? Take a reading of the sun's angle every hour...

2007-12-27 10:12:35 · answer #3 · answered by TC 2 · 0 0

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