SUN - HOW FAR HAS EARTH MOVED FROM ITS BIRTH ORBIT? - PHYSICS …
Apr 26, 2016 So how far has earth moved towards or away from the sun in these 4.5 billion years? Now perfect balance between the centrifugal force of orbital rotation and sun's gravity … From bing.com
ASTROPHYSICS - IS SUN A BLACK BODY? - PHYSICS STACK EXCHANGE
Dec 21, 2015 My teacher told me that sun is a black body but after reading at various sites whre they say that sun is not a black body but has black body radiations because it cannot absorb … From bing.com
WHAT IS ACTUALLY MEANT BY 'SUN SET' AND 'SUN RISE' TIMES, WHEN …
Feb 15, 2017 If this is the case, then when we read things like what time sun sets and rises on websites, books, calendars, other official times, et al… does that mean when we see for … From bing.com
WHY IS THE SUN CALLED AN "AVERAGE STAR"? - PHYSICS STACK EXCHANGE
Jun 15, 2016 The Sun is decidedly NOT an average star, except that it is on the hydrogen-burning main sequence, where $\sim 90$% of stars in the local stellar population are found. From bing.com
WHY DO WE ACTUALLY SEE THE SUN? - PHYSICS STACK EXCHANGE
Jul 4, 2013 The Sun is an incoherent source, meaning the photons coming from its surface really are independent in phase, so the above calculations are appropriate. This is in contrast to a … From bing.com
HOW MUCH LUX DOES THE SUN EMIT? - PHYSICS STACK EXCHANGE
I want to know how much lux the sun emits on a bright day - I don't mean when one stares directly at the sun, but rather when one walks casually outside when the sun is shinning brightly. Now the From bing.com
WHY IS SUN'S ENERGY ENTROPY LOW ON EARTH? - PHYSICS STACK …
Jul 19, 2024 3 Warning I don't have a physics background, having said that I was recently looking into the sun's radiation energy entropy and I had a couple of questions. So it is said … From bing.com
SUN - WHY IS SUNLIGHT SPECTRUM CONTINUOUS? - PHYSICS STACK …
The sun's spectrum is very complex, and indeed there are a lot of "lines"—both light and dark (emission and absorption)—amidst a sea of what looks to be continuous frequencies. From bing.com
ASTRONOMY - HOW BIG A COINCIDENCE IS THE SUN AND MOON HAVING …
May 3, 2020 It's consensus that the very similar apparent sizes of the Moon and the Sun as seen from Earth is a coincidence (as already answered in this site). This provides us with … From bing.com
HOW LONG UNTIL THE SUN CANNOT SUSTAIN HUMAN LIFE ON EARTH?
The sun will last, at its current brightness for 9 billion more years. How long until the sun gets burned down to the point where it cannot sustain life on Earth anymore? Updated: I am more … From bing.com
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