Author Question: The sky is flat, like a sheet of paper, and hence angular diameter is the distance measured along ... (Read 50 times)

bb

  • Hero Member
  • *****
  • Posts: 544
The sky is flat, like a sheet of paper, and hence angular diameter is the distance measured along that flat sheet of paper.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

In 21,200 years from now, Thuban will once again be our north celestial pole.
 
  a. True
  b. False
  Indicate whether the statement is true or false



ong527

  • Sr. Member
  • ****
  • Posts: 285
Answer to Question 1

False
RATIONALE: Refer to the celestial sphere shape and angular diameter.

Answer to Question 2

True
RATIONALE: See precession.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

ong527

  • Sr. Member
  • ****
  • Posts: 285

 

Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

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?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

For a complete list of videos, visit our video library