Author Question: What are the so-called greenhouse gases that trap heat? a) carbon dioxide, methane, nitrous ... (Read 44 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?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

Did you know?

Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

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?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

For a complete list of videos, visit our video library