Systems encountered in nature at Earth's surface,such as a forest,are
A)open systems in terms of energy.
B)closed systems in terms of energy.
C)open systems in terms of matter.
D)both open systems in terms of energy and open systems in terms of matter.
E)both closed systems in terms of energy and open systems in terms of matter.

Question

Quizplus · Accepted Answer

Systems encountered in nature at Earth's surface, such as a forest, are open systems in terms of both energy and matter. Energy from the sun enters the system and matter cycles through it as well.

Systems Encountered in Nature at Earth's Surface,such as a Forest,are