|Seeing Stars Up a Well Dr Karl Homework|
# 20.06.2018 - 09:55:48
Surprisingly, you can actually see a few stars or planets in daytime, but unfortunately, looking through a long tube actually makes it harder. The theory is, that when you look through a tube, the bright light lands on only a small part of your retina - so your eye becomes more sensitive, and you can supposedly see a star in daytime. But the theory is wrong for two reasons Cheap Cigarettes For Sale Online.
First, consider "contrast vision" - the ability to see a bright object against a fairly bright background Duty Free Marlboro Cigarettes. According to the physiologists, this gets worse, if you're looking through a small tube.
Secondly, if you look through a small tube, like the roll from a paper towel, you'll hardly ever see a star through the tube at night. So your chances of seeing a star or planet, out of the half dozen-or-so that you can see in the daytime is even smaller.
If you do know where to look, you can see the planets Venus Newport Cigarettes For Sale, Saturn and Jupiter in the daytime, and even bright stars such as Sirius and Canopus. Probably the most likely explanation for this myth is that chimneys are designed to have a good updraft anyway Cheapest Marlboro Cigarettes. It could be that small bits of rubbish get lifted up Cigarettes Online Free Shipping, and as they catch the sunlight, they appear to be a star.
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