Ex -Acoustic Enginee... • 1y
Define air - it's a combination of a lot of different gases mostly carbon dioxide - which is a green house gas origins from ofcourse volcano. Oxygen- from ocean plankton and plants, nitrogen and all others could be due to the prehistoric Earth collisions with other celestial bodies, but most of them could be as old as the solar system, just like the metals there ever older than solar system.
Calm mind, happy lif... • 1y
Ancient India, spanning several millennia, boasts a rich tapestry of achievements across various domains. Here are some notable achievements: 1. Science and Mathematics: - Mathematics: Pioneered the concept of zero and the decimal system, attribut
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