Author Question: Systems encountered in nature at Earth's surface, such as a forest, are A) closed systems in ... (Read 74 times)

biggirl4568 · **on:** Jul 14, 2018

Systems encountered in nature at Earth's surface, such as a forest, are

A) closed systems in terms of energy.
B) open systems in terms of matter.
C) open systems in terms of energy.
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 2

If the surface of Earth were to suddenly turn white, the temperature of the planet would ________ because ________ insolation would be absorbed.

A) increase; less B) increase; more C) decrease; more D) decrease; less