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I am wondering where the sky starts. When someone throws a small object upwards, a ball for example, we say that it is thrown up into the air. Yet birds and planes fly through the sky. So if a pane flew just above someone's head literally (theoretically) would that plane be in the air or sky?

2006-12-07 00:30:53 · 11 answers · asked by Paul B 1 in Science & Mathematics Astronomy & Space

11 answers

Zero
Sea level

2006-12-07 00:32:31 · answer #1 · answered by Yeah yeah yeah 5 · 0 0

If you're looking for a definition, I'd say that the sky is the volume of gas surrounding the Earth, ie from the ground upwards. I'm sure there are a few definitions out there, Wikipedia disagrees with my definition saying that the sky is a subset of the atmosphere (see below).

2006-12-07 00:46:37 · answer #2 · answered by CT 2 · 0 0

Nice philosophical question.
As an aeronautical engineer I think in terms of the atmosphere which starts where the ground ends.
However your question is subjective one.
My view is that the sky begins above you, but further than you can reach. Any of the atmosphere that is below you, if you are on a hill for example, I tend to think of as towards the horizon.
The other question is where does it stop? I've not heard astronauts describe the atmosphere below them as "sky".

2006-12-07 06:06:57 · answer #3 · answered by Anonymous · 0 0

Sky = Atmosphere. It starts at the point that your feet touch the ground, continues for about 18 or so miles up until space starts.

2006-12-07 00:42:17 · answer #4 · answered by hfngotsail 1 · 0 0

It relies upon on the way you're defining the word "sky". *area* is technically defined as 60 miles above the Earth's floor. yet once you're defining the sky as such as airplanes and birds then for sure it relatively is a lot below that. Then the sky starts off and ends at your horizon.

2016-10-14 05:01:12 · answer #5 · answered by ? 4 · 0 0

Obviously air exists - we breath it and can feel the wind, but the sky is just the name for what we see when we look up.

2006-12-07 00:43:36 · answer #6 · answered by Iridflare 7 · 0 0

The sky is the atmosphere, it starts at the ground.
Air is the same thing.

2006-12-07 00:40:19 · answer #7 · answered by Anonymous · 0 0

Anything that isn't earth is sky - ie the ground upwards

2006-12-07 01:26:44 · answer #8 · answered by Martin 5 · 0 0

Here's how you can tell------Go outdoors. Now, look at the ground beneath your feet. Right there, where the ground 'ends", the sky begins.

2006-12-07 02:44:23 · answer #9 · answered by JIMBO 4 · 0 0

sea level, any lower and you are underwater.

2006-12-07 00:33:28 · answer #10 · answered by Pope my ride! 4 · 0 0

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