Author Question: Greenhouse gases include all of the following except ____. a. argon b. methane c. nitrogen ... (Read 97 times)

altibaby

  • Hero Member
  • *****
  • Posts: 562
Greenhouse gases include all of the following except ____.
   a. argon
   b. methane
   c. nitrogen oxides
   d. carbon dioxide
   e. hydrofluorocarbons

Question 2

How are tree rings used as proxy data to provide an indirect record of past climate conditions?
   a. Tree rings are thicker and the wood is denser when growing conditions are better.
   b. Tree rings are thicker and the wood is lighter when growing conditions are better.
   c. Tree rings are thinner and the wood is denser when growing conditions are better.
   d. Tree rings are thinner and the wood is lighter when growing conditions are better.
   e. Because of variable moisture levels, tree rings cannot be used as proxy data.



smrerig

  • Sr. Member
  • ****
  • Posts: 325
Answer to Question 1

ANSWER: a

Answer to Question 2

ANSWER: a



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

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?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

For a complete list of videos, visit our video library