This topic contains a solution. Click here to go to the answer

Author Question: With respect to air, water, and material resources, which of the following is true? A) A forest ... (Read 209 times)

cabate

  • Hero Member
  • *****
  • Posts: 537
With respect to air, water, and material resources, which of the following is true?
 
  A) A forest is a closed system.
  B) A forest is an open system.
  C) A forest is an open system in terms of air, but closed in terms of material resources.
  D) A forest is an open system in terms of water, but closed in terms of energy resources.

Question 2

In terms of matter and resources, the Earth is essentially a(n) ________ system; In terms of energy, the Earth is a(n) ________ system.
 
  A) closed; closed
  B) closed; open
  C) open; open
  D) open; closed



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mjbamaung

  • Sr. Member
  • ****
  • Posts: 343
Answer to Question 1

B

Answer to Question 2

B




cabate

  • Member
  • Posts: 537
Reply 2 on: Jul 14, 2018
Thanks for the timely response, appreciate it


shailee

  • Member
  • Posts: 392
Reply 3 on: Yesterday
Excellent

 

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

For a complete list of videos, visit our video library