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

PLEASE HELP NEED ASAP
in the unted states, the height of men are normally distributed with the mean 69 inches and standard deviation 2.8 inches. If 16 men are randomly selected. what
What is 36/100 in simplest form
He became the undisputed Persian ruler in 554 B.C.. He treated the conquered people fairly by allowing them to worship the religion of their choice.
In the cell cycle during which phase does the cell prepare for mitosis? A. cytokinesis B. G1 phase C. anaphase D. G2 phase
What is the scientific notation for 96,470,000
Explain why the Korean War as so costly
why do substances with free electrons make the best conductors.​
students need to paint 500 pumpkins for the fair. They already painted 193. How many pumpkins are left to paint?
The economy of Suielevia is under severe financial distress. Over the last few months, the economy has gradually picked up and the employment levels are slowly