Author Question: How much of the sky is north of the celestial equator? a. less than one-half, because of the tilt ... (Read 88 times)

Mr.Thesaxman

  • Hero Member
  • *****
  • Posts: 514
How much of the sky is north of the celestial equator?
 
  a. less than one-half, because of the tilt of the equator to the ecliptic plane
  b. more than one-half, because of the precession of the poles
  c. exactly one-half
  d. all of the night sky

Question 2

Precession of the rotation axis of Earth takes ____ to complete a cycle.
 
  a. 24 hours
  b. one year
  c. 260 years
  d. 26,000 years
  e. 260,000 years



fdliggud

  • Sr. Member
  • ****
  • Posts: 366
Answer to Question 1

c

Answer to Question 2

d



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

For a complete list of videos, visit our video library