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

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(engineering) In a refrigerator, what is absorbing the heat from the objects inside?

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How do nebulae create stars?

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If applying an electric current to objects such as copper wire creates a magnetic field in the wire itself, why must we need an iron "core" to wrap the wire around?

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Why have we started to assume that all life needs what we need to live?

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Why does ice turn white as it gets colder?

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When an electron goes back to its original state after moving up the energy levels and causing the atom to absorb energy, does it release the same amount of energy it absorbed?

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When a Hydrogen atom Ionizes and becomes H+1, what happens to the single proton that's left?

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How are electrons separated from their atoms?

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Why do one's eyes pick up more light in periphery vision than when looking straight at the light source?

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How did ancient astronomers know that some of the star-like objects in the sky are actually planets and not other, bigger stars?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
(engineering) In a refrigerator, what is absorbing the heat from the objects inside?	4
How do nebulae create stars?	3
If applying an electric current to objects such as copper wire creates a magnetic field in the wire itself, why must we need an iron "core" to wrap the wire around?	3
Why have we started to assume that all life needs what we need to live?	3
Why does ice turn white as it gets colder?	3
When an electron goes back to its original state after moving up the energy levels and causing the atom to absorb energy, does it release the same amount of energy it absorbed?	2
When a Hydrogen atom Ionizes and becomes H+1, what happens to the single proton that's left?	2
How are electrons separated from their atoms?	2
Why do one's eyes pick up more light in periphery vision than when looking straight at the light source?	2
How did ancient astronomers know that some of the star-like objects in the sky are actually planets and not other, bigger stars?	2