This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Atmospheric scientists often measure gases in parts per million by weight (ppm). If CO2 is currently ... (Read 43 times)

Bob-Dole

  • Hero Member
  • *****
  • Posts: 547
on: Jul 16, 2018
Atmospheric scientists often measure gases in parts per million by weight (ppm). If CO2 is currently 0.04 of the atmosphere, the level expressed in parts per million is
 
  A) 4 ppm.
  B) 4000 ppm.
  C) 400 ppm.
  D) 0.004 ppm.

Question 2

In preparation for the construction of a new large subdivision, over 500 acres of hilly forest are cleared. In this cleared region, we will expect that
 
  A) more species of birds and insects will inhabit the region.
  B) a drainage system and landscaping will need to be designed to limit erosion.
  C) the overall productivity of the region will increase.
  D) the levels of carbon dioxide in the air will sharply decline.


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
Reply #1 on: Jul 16, 2018
Answer to Question 1

C

Answer to Question 2

B


Bob-Dole

  • Hero Member
  • *****
  • Posts: 547
Reply #2 on: Jul 16, 2018
Thank you :)


mjbamaung

  • Sr. Member
  • ****
  • Posts: 343
Reply #3 on: Jul 16, 2018
Happy to help you


« previous next »
 

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Parts of flower Parts of flower
Gases in the Atmosphere Gases in the Atmosphere
To measure fuel-injector resistance, a technician constructed a short wiring harness with a double ... To measure fuel-injector resistance, a technician constructed a short wiring harness with a double ...
Effect of Atmospheric Stability Effect of Atmospheric Stability
How to integrate by parts for definite integrals How to integrate by parts for definite integrals
Video: Regulation of GFR: autoregulation via myogenic mechanism Myogenic mechanism

For a complete list of videos, visit our video library