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

Author Question: In Ptolemy's geocentric model, retrograde motion occurs when the planet is closest to us, on the ... (Read 75 times)

khang

  • Hero Member
  • *****
  • Posts: 569
In Ptolemy's geocentric model, retrograde motion occurs when the planet is closest to us, on the inside portion of the
 
  A) ellipse. B) epicycle. C) equant. D) ecliptic. E) deferent.

Question 2

All four ring systems lie around their planet's ________.
 
  Fill in the blank(s) with correct word



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Heffejeff

  • Sr. Member
  • ****
  • Posts: 336
Answer to Question 1

B

Answer to Question 2

equators





 

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

For a complete list of videos, visit our video library