trippmckinley trippmckinley
  • 04-09-2020
  • Physics
contestada

Which two cosmologist hypothesized why the planets sometimes appear to move backward in the sky?

Respuesta :

samlokosm2k
samlokosm2k samlokosm2k
  • 09-09-2020

Answer:

  1. Greek astronomer Ptolemy
  2. Greek astronomer Apollonius of Perga

Explanation:

This phenomena is referred to as the apparent retrograde motion.

Answer Link

Otras preguntas

Both Shays’s Rebellion and the Pennsylvania Mutiny helped Americans to realize that the Articles of Confederation...
What are at least three things a colony needs to successfully achieve autonomy? democratic form of government capitalistic economic system numerous treaties wit
if 3ax+b+c, then x equals?
Analyze the political, diplomatic, and military reasons for the United States victory in the Revolutionary War. Confine your answer to the period 1775-1783.
if 3ax+b+c, then x equals?
how do I solve this 2(4x^3+9m+3x^2)
Michelle is thinking of a shape. It is not a polygon. It has two sides what is it?
You are playing an Algebra 1 board game with your friends in Mr. Harris's class. It is your turn. You roll the dice and move your token to the next box in the b
In one basketball season, Tim made 75% of the free throws he attempted. Tim made 36 free throws. How many free throws did he attempt? A. 27 B. 48 C. 61 D. 75
What is the fluid that fills the nucleus called?