This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Which ancient culture had the greatest known success in predicting eclipses? A) Aztecs B) Mayans ... (Read 135 times)

washai

  • Hero Member
  • *****
  • Posts: 523
on: Jul 27, 2018
Which ancient culture had the greatest known success in predicting eclipses?
 
  A) Aztecs
  B) Mayans
  C) Egyptians
  D) Babylonians
  E) Greeks

Question 2

What do we mean by the star-gas-star cycle?
 
  A) It is the idea that stars in close binary systems can exchange gas with one another.
  B) It is the set of nuclear reactions by which heavy elements are produced in the cores of massive stars.
  C) It describes the orbits of the stars and interstellar medium around the center of the galaxy.
  D) It is the continuous recycling of gas in the galactic disk between stars and the interstellar medium.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

otokexnaru

  • Sr. Member
  • ****
  • Posts: 314
Reply #1 on: Jul 27, 2018
Answer to Question 1

B

Answer to Question 2

D


washai

  • Hero Member
  • *****
  • Posts: 523
Reply #2 on: Jul 27, 2018
Thank you!


otokexnaru

  • Sr. Member
  • ****
  • Posts: 314
Reply #3 on: Jul 27, 2018
Always glad to help...


« previous next »
 

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Ancient jawless fish Ancient jawless fish
An aryballe vase or decanter made for carrying body oils clearly demonstrates that ancient Greeks we An aryballe vase or decanter made for carrying body oils clearly demonstrates that ancient Greeks we
Great Serpent Mound, Adams County, Ohio, Hopewell culture. Great Serpent Mound, Adams County, Ohio, Hopewell culture.
Ancient desert sediments Ancient desert sediments
Art and culture Art and culture
Video: Types of antimicrobial substances (interferons & complement protein)

For a complete list of videos, visit our video library