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| Tags: earth, fall, sun |
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#1
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On Apr 27, 3:53*am, Sanny wrote:
When Sun and Earth are attracting each other why do Earth not fall on Sun. When we throw a big Stone in air It will Fall Back on Earth. Simmilarly For Sun Earth is just a piece of Rock? Who do this big rock Earth Fall onto the Sun Just like the Stones which we throw in air just come back and hit the Earth? Simmilarly why not the Moon fall on Earth by the Gravity attration? Why are the planets revolving round the sun for so many years instead of just falling onto the Sun? When we visit Moon on a Rocket Our Rocket Just Falls on Surface of moon So why these heavenly bodies not falling on Bigger one? Bye Sanny Extreme Discussions at:http://www.getclub.com/Discussion.php This is a deep question. It goes right to the heart of why gravity and space behave the way they do. As posted above, Newton and Einstein have given us mathematical models of *how* gravity and space behave but not *why*. The only answer that comes to mind is the anthromorphic principle, which seems to me to be not quite satisfying. |
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#3
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On Apr 27, 10:29*am, Ed wrote:
On Apr 27, 3:53*am, Sanny wrote: When Sun and Earth are attracting each other why do Earth not fall on Sun. When we throw a big Stone in air It will Fall Back on Earth. Simmilarly For Sun Earth is just a piece of Rock? Who do this big rock Earth Fall onto the Sun Just like the Stones which we throw in air just come back and hit the Earth? Simmilarly why not the Moon fall on Earth by the Gravity attration? Why are the planets revolving round the sun for so many years instead of just falling onto the Sun? When we visit Moon on a Rocket Our Rocket Just Falls on Surface of moon So why these heavenly bodies not falling on Bigger one? Bye Sanny Extreme Discussions at:http://www.getclub.com/Discussion.php This is a deep question. *It goes right to the heart of why gravity and space behave the way they do. *As posted above, Newton and Einstein have given us mathematical models of *how* gravity and space behave but not *why*. *The only answer that comes to mind is the anthromorphic principle, which seems to me to be not quite satisfying.- Hide quoted text - - Show quoted text - Do you need to know why to send a sat in orbit? Mike |
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#4
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On Apr 27, 11:25*am, SolomonW wrote:
In article 5b19dda4-0956-4950-86a6- , says... On Apr 27, 3:53*am, Sanny wrote: When Sun and Earth are attracting each other why do Earth not fall on Sun. When we throw a big Stone in air It will Fall Back on Earth. Simmilarly For Sun Earth is just a piece of Rock? Who do this big rock Earth Fall onto the Sun Just like the Stones which we throw in air just come back and hit the Earth? Simmilarly why not the Moon fall on Earth by the Gravity attration? Why are the planets revolving round the sun for so many years instead of just falling onto the Sun? When we visit Moon on a Rocket Our Rocket Just Falls on Surface of moon So why these heavenly bodies not falling on Bigger one? Bye Sanny Extreme Discussions at:http://www.getclub.com/Discussion.php This is a deep question. *It goes right to the heart of why gravity and space behave the way they do. *As posted above, Newton and Einstein have given us mathematical models of *how* gravity and space behave but not *why*. * Agreed The only answer that comes to mind is the anthromorphic principle, which seems to me to be not quite satisfying. How would an anthromorphic principle helps here?- Hide quoted text - - Show quoted text - From Wikipedia "In physics and cosmology, the anthropic principle states that humans should take into account the constraints that human existence as observers imposes on the sort of universe that could be observed. In other words, the only universe we can see is one that supports life. If it were a different type of universe, we would not exist to see it." |
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#5
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On Apr 27, 12:03*pm, Mike wrote:
On Apr 27, 10:29*am, Ed wrote: On Apr 27, 3:53*am, Sanny wrote: When Sun and Earth are attracting each other why do Earth not fall on Sun. When we throw a big Stone in air It will Fall Back on Earth. Simmilarly For Sun Earth is just a piece of Rock? Who do this big rock Earth Fall onto the Sun Just like the Stones which we throw in air just come back and hit the Earth? Simmilarly why not the Moon fall on Earth by the Gravity attration? Why are the planets revolving round the sun for so many years instead of just falling onto the Sun? When we visit Moon on a Rocket Our Rocket Just Falls on Surface of moon So why these heavenly bodies not falling on Bigger one? Bye Sanny Extreme Discussions at:http://www.getclub.com/Discussion.php This is a deep question. *It goes right to the heart of why gravity and space behave the way they do. *As posted above, Newton and Einstein have given us mathematical models of *how* gravity and space behave but not *why*. *The only answer that comes to mind is the anthromorphic principle, which seems to me to be not quite satisfying.- Hide quoted text - - Show quoted text - Do you need to know why to send a sat in orbit? Mike- Hide quoted text - - Show quoted text - No, although the people fronting the money might need to know why. |
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#6
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On Apr 27, 12:09*pm, Sam Wormley wrote:
Ed wrote: This is a deep question. *It goes right to the heart of why gravity and space behave the way they do. *As posted above, Newton and Einstein have given us mathematical models of *how* gravity and space behave but not *why*. * * *Given the way the universe is the why is pretty well answered by GTR. But isn't that just what Sanny is questioning? Why is the Universe the way it is? GTR looks like how; it spells out the rules, why are those the rules instead of some other rules. Maybe the rules are the only possible rules for any Universe, but that's certainly never been conclusively established. |
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#7
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We're familiar with systems like billiard-balls,
but each ball has its own ( tiny ) gravitational field. Because the object's field is tiny, invisible and unblockable, it's very foreign to us humans; nevertheless, it's intrinsic to nature, more real than real ( so to speak ). For example, we could toss the IPK ( International Prototype Kilogram ) into the trash if we could measure its gravitational field precisely ( and consistently ). The NIST in Colorado is hoping to do just that by using a high-precision absolute gravimeter ( accelerometer ) and an ultra-precise weighing ( a Watt balance, in a vacuum ). |
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#8
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In article cb4e6dd5-32ed-4105-8a48-53066d3fcda5
@b1g2000hsg.googlegroups.com, says... On Apr 27, 11:25*am, SolomonW wrote: In article 5b19dda4-0956-4950-86a6- , says... On Apr 27, 3:53*am, Sanny wrote: When Sun and Earth are attracting each other why do Earth not fall on Sun. When we throw a big Stone in air It will Fall Back on Earth. Simmilarly For Sun Earth is just a piece of Rock? Who do this big rock Earth Fall onto the Sun Just like the Stones which we throw in air just come back and hit the Earth? Simmilarly why not the Moon fall on Earth by the Gravity attration? Why are the planets revolving round the sun for so many years instead of just falling onto the Sun? When we visit Moon on a Rocket Our Rocket Just Falls on Surface of moon So why these heavenly bodies not falling on Bigger one? Bye Sanny Extreme Discussions at:http://www.getclub.com/Discussion.php This is a deep question. *It goes right to the heart of why gravity and space behave the way they do. *As posted above, Newton and Einstein have given us mathematical models of *how* gravity and space behave but not *why*. * Agreed The only answer that comes to mind is the anthromorphic principle, which seems to me to be not quite satisfying.. How would an anthromorphic principle helps here?- Hide quoted text - - Show quoted text - From Wikipedia "In physics and cosmology, the anthropic principle states that humans should take into account the constraints that human existence as observers imposes on the sort of universe that could be observed. In other words, the only universe we can see is one that supports life. If it were a different type of universe, we would not exist to see it." Mmmmmmmmmmmmmmm Check what anthromorphic means! |
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#9
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On Apr 28, 7:01*am, SolomonW wrote:
In article cb4e6dd5-32ed-4105-8a48-53066d3fcda5 @b1g2000hsg.googlegroups.com, says... On Apr 27, 11:25*am, SolomonW wrote: In article 5b19dda4-0956-4950-86a6- , says... On Apr 27, 3:53*am, Sanny wrote: When Sun and Earth are attracting each other why do Earth not fall on Sun. When we throw a big Stone in air It will Fall Back on Earth. Simmilarly For Sun Earth is just a piece of Rock? Who do this big rock Earth Fall onto the Sun Just like the Stones which we throw in air just come back and hit the Earth? Simmilarly why not the Moon fall on Earth by the Gravity attration? Why are the planets revolving round the sun for so many years instead of just falling onto the Sun? When we visit Moon on a Rocket Our Rocket Just Falls on Surface of moon So why these heavenly bodies not falling on Bigger one? Bye Sanny Extreme Discussions at:http://www.getclub.com/Discussion.php This is a deep question. *It goes right to the heart of why gravity and space behave the way they do. *As posted above, Newton and Einstein have given us mathematical models of *how* gravity and space behave but not *why*. * Agreed The only answer that comes to mind is the anthromorphic principle, which seems to me to be not quite satisfying. How would an anthromorphic principle helps here?- Hide quoted text - - Show quoted text - From Wikipedia "In physics and cosmology, the anthropic principle states that humans should take into account the constraints that human existence as observers imposes on the sort of universe that could be observed. In other words, the only universe we can see is one that supports life. If it were a different type of universe, we would not exist to see it." Mmmmmmmmmmmmmmm Check what anthromorphic means!- Hide quoted text - - Show quoted text - Yeah I got my spelling all bolixed up! Anthropic |
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