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 37 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?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Did you know?

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

Did you know?

More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

For a complete list of videos, visit our video library