/u/99999999999BlackHole's posts in /r/askscience

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Why when an object is orbiting another, it never stops moving until something with a bigger mass passes through and interrupting the orbit with its gravity , it seems to me they are violating laws of thermodynamics

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Why when an object orbits another it won’t stop moving until something with bigger mass disrupts the orbit? Like the laws the thermo-dynamics states that energy is conserved and cannot be create and destroyed or something like that?

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How does a planet orbit a star and never stops?

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So the 1st law of thermodynamics states that energy cannot be created nor destroyed so where does it come from?

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How does the muscles that i cant control(like the heart) wont get exhausted but the muscles i can control will?

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What would be the evolutionary advantage of holding waste for a while (like the bladder holding urine) instead of just excreting waste at anytime?

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What is the advantage of our brains "inverting" what our eyes perceives instead of just perceiving whatever the eye sees instead?

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How do stem cells transform into the correct cell in the correct placement

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How do stem cells turn into the correct cell at the correct location instead of just growing into random cells randomly?

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Why when we are looking at a screen our eyes blink less? And Is it only just screens or anything that emits light that causes it?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Why when an object is orbiting another, it never stops moving until something with a bigger mass passes through and interrupting the orbit with its gravity , it seems to me they are violating laws of thermodynamics	1
Why when an object orbits another it won’t stop moving until something with bigger mass disrupts the orbit? Like the laws the thermo-dynamics states that energy is conserved and cannot be create and destroyed or something like that?	1
How does a planet orbit a star and never stops?	1
So the 1st law of thermodynamics states that energy cannot be created nor destroyed so where does it come from?	1
How does the muscles that i cant control(like the heart) wont get exhausted but the muscles i can control will?	1
What would be the evolutionary advantage of holding waste for a while (like the bladder holding urine) instead of just excreting waste at anytime?	1
What is the advantage of our brains "inverting" what our eyes perceives instead of just perceiving whatever the eye sees instead?	1
How do stem cells transform into the correct cell in the correct placement	1
How do stem cells turn into the correct cell at the correct location instead of just growing into random cells randomly?	1
Why when we are looking at a screen our eyes blink less? And Is it only just screens or anything that emits light that causes it?	1