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

Which item is made from an acid ingredient A detergent B soap C ammoniaD vinegar
Solve each equation. Leave the answer as an improper fraction. 16x2 = 49
Buying a new car is usually the second most expensive purchase many consumers make, after the purchase of their home. True or False
The ratio of pens to pencils in Mrs. Bosworth's desk is 4:1. What does this mean?
soymeal is 14 percent protein cornmeal is 7 percent protein how many pounds of each should be mixed together in order to get 280-lb mixture that is 9 percent pr
Marco y su esposa desean ser músicos. ________ practicar mucho sus instrumentos. a. Tiene que c. Tener que b. Tienen que d. Tengo que
Three components of a civil complaint.
When was the last time ireland was hit by a hurricane?
which is the longer length 29ft or 9 yards
A conflict management style that involves negotiation is also known as: