cadencepony2005 cadencepony2005

02-04-2020
Biology

contestada

Which of the following is an example of an open system?

A. a sealed aquarium containing plants and animals
B. The earth
C. The ocean
D. a closed thermos

Respuesta :

aynslee aynslee

02-04-2020

the answer is C because all of the spheres of the earth exchange energy and mass.

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