Sagot :
The earth is a closed system because only energy is naturally transferred outside the atmosphere. ... All systems inside the Earth, on the other hand, are open systems as both energy and matter can be transferred between the systems and their surroundings.
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Answer:
Any system within the Earth system is considered an open system. Because energy flows freely into and out of systems, all systems respond to inputs and, as a result, have outputs. ... Earth outputs heat and light to space, maintaining an approximate overall steady-state with respect to energy.