Author Question: What are the so-called greenhouse gases that trap heat? a) carbon dioxide, methane, nitrous ... (Read 94 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?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

For a complete list of videos, visit our video library