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Biology, 16.10.2020 22:01 amuijakobp78deg

How can the Earth be a closed system if space shuttles can leave the atmosphere? Hint: What leaves or doesn't leave the atmosphere?
Because it takes tremendous effort to break free from the laws of gravity to eat
the Earth's atmosphere.
When the Earth has received enough radiation from the sun, it creates an
opening in the closed system that lets matter out
The Earth is a partially closed system

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