/u/PhotoProxima's posts in /r/askscience

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In a plant seed, has the metabolism completely stopped until germination or is there still very very very slow "life" happening? In other words, is it "paused", or is it consuming energy very slowly?

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If one steel sphere were suspended in zero gravity inside another larger steel sphere with a perfect vacuum between them, would the temperature of the inner sphere stay the same forever?

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Are materials we call "two-dimensional" actually two dimensional or is the third dimension just so flat we ignore it?

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Does it take the same amount of energy to raise the temperature of 100,000 gallons of water 1 deg C as it would to raise 1 gallon of water 100,000 deg?

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What happens to Relative Humidity at extremely low pressures?

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The James Webb Space Telescope and the new E.S.A. Euclid Telescope are both parked at Lagrange Point 2 or L2. How big of a volume of space is considered to still be L2? Could that space become crowded with telescopes that all want to park in Earth's shadow?

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Regarding the redefined Kilogram, why not use the mass of 1,000 cubic centimeters of water at a particular temperature as the standard. Isn't that the original meaning?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
In a plant seed, has the metabolism completely stopped until germination or is there still very very very slow "life" happening? In other words, is it "paused", or is it consuming energy very slowly?	21
If one steel sphere were suspended in zero gravity inside another larger steel sphere with a perfect vacuum between them, would the temperature of the inner sphere stay the same forever?	1
Are materials we call "two-dimensional" actually two dimensional or is the third dimension just so flat we ignore it?	1
Does it take the same amount of energy to raise the temperature of 100,000 gallons of water 1 deg C as it would to raise 1 gallon of water 100,000 deg?	1
What happens to Relative Humidity at extremely low pressures?	1
The James Webb Space Telescope and the new E.S.A. Euclid Telescope are both parked at Lagrange Point 2 or L2. How big of a volume of space is considered to still be L2? Could that space become crowded with telescopes that all want to park in Earth's shadow?	1
Regarding the redefined Kilogram, why not use the mass of 1,000 cubic centimeters of water at a particular temperature as the standard. Isn't that the original meaning?	1