Author Question: What are the so-called greenhouse gases that trap heat? a) carbon dioxide, methane, nitrous ... (Read 141 times)

segrsyd

  • Hero Member
  • *****
  • Posts: 530
What are the so-called greenhouse gases that trap heat?
 
  a) carbon dioxide, methane, nitrous oxide, ozone, chlorofluorocarbons
  b) oxygen, water vapor, black carbon, carbon dioxide
  c) hydrogen, nitrogen, sulfur dioxide, oxygen
  d) carbon dioxide, methane, oxygen, ozone
  e) ozone, smog, nitrous oxide, aerosols

Question 2

Why are spring tides highest when the Moon is near perigee?
 
  a) The Moon is moving fastest in its orbit at that time
  b) The Moon is farther from Earth, so gravitational force is greater
  c) The difference between solar and lunar tides is maximum at this time
  d) The Moon and Sun are lined up
  e) The Moon is closer to the Earth, so gravitational force is greater



SVictor

  • Sr. Member
  • ****
  • Posts: 365
Answer to Question 1

A

Answer to Question 2

E



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

For a complete list of videos, visit our video library