This topic contains a solution. Click here to go to the answer

Author Question: The Galactic center in ________ is best studied using radio and infrared observations. Fill in ... (Read 34 times)

P68T

  • Hero Member
  • *****
  • Posts: 509
The Galactic center in ________ is best studied using radio and infrared observations.
 
  Fill in the blank(s) with correct word

Question 2

The Metonic cycle is
 
  A) used to keep lunar calendars approximately synchronized with solar calendars.
  B) used to predict the future orientation of the Earth's axis in space.
  C) the ancient Greek name for the cycle of lunar phases that repeats every 29 1/2 days.
  D) the 18-year, 11-day period over which the pattern of eclipses repeats.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

6ana001

  • Sr. Member
  • ****
  • Posts: 311
Answer to Question 1

Sagittarius

Answer to Question 2

A




6ana001

  • Sr. Member
  • ****
  • Posts: 311

 

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

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?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

For a complete list of videos, visit our video library