Gardening & Landscaping
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usumdelphini
  • Member for 9 years, 5 months
  • Last seen more than 8 years ago
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Knowledge and understanding are quite different. Only understanding can lead to being, whereas knowledge is but a passing presence in it. (G.Gurdjieff)

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19
Why and how is sound produced when two objects hit each other?
19
What happens when we cut objects?
13
Does irrotational imply inviscid?
13
The famous drop of $c$
12
Why are hemp clothes so expensive?

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