Cold air is correct answer
Answer:
volcano
A volcano is most commonly a conical hill or mountain built around a vent that connects with reservoirs of molten rock below the surface of the Earth. The term volcano also refers to the opening or vent through which the molten rock and associated gases are expelled.
Explanation:
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Answer:
Minerals precipitated from solution as water evaporates and materials formed through biological activity such as making shells or other hard parts
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Answer:
here's is your answer buddy
Explanation:
it is called as an artificial ecosystem since it is man-made. ... It is evident that amongst a forest, a desert and an aquarium, the aquarium is not a natural ecosystem.