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

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COVID testing and variants: what’s involved in the processs? How/when does testing change?

5 upvotes

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Physically, what is happening to limit the speed of sound in a material?

1 upvotes

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Why does humid air hold heat better after the sun sets compared to dry air?

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Vitamin D3 synthesis in water dwellers?

1 upvotes

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Are tree lichen evolved to prefer certain host species or does something else explain the different levels of growth on different trees?

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Dimorphos: solid or amorphous affects physics of collision?

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When looking at apparent motion caused by the expansion of the universe, does relativity come into effect?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
COVID testing and variants: what’s involved in the processs? How/when does testing change?	5
Physically, what is happening to limit the speed of sound in a material?	1
Why does humid air hold heat better after the sun sets compared to dry air?	1
Vitamin D3 synthesis in water dwellers?	1
Are tree lichen evolved to prefer certain host species or does something else explain the different levels of growth on different trees?	1
Dimorphos: solid or amorphous affects physics of collision?	1
When looking at apparent motion caused by the expansion of the universe, does relativity come into effect?	1