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

Author Question: The most abundant element in Saturn's atmosphere is A) ammonia. B) hydrogen. C) helium. D) ... (Read 46 times)

809779

  • Hero Member
  • *****
  • Posts: 579
The most abundant element in Saturn's atmosphere is
 
  A) ammonia.
  B) hydrogen.
  C) helium.
  D) methane.
  E) nitrogen.

Question 2

The Ptolemaic model probably persisted for all these reasons EXCEPT:
 
  A) it had the authority of Aristotle behind it.
  B) it was consistent with the doctrines of the Catholic Church.
  C) it used perfect circles, which appealed to geometry.
  D) it accounted well for Galileo's observations of the phase cycle of Venus.
  E) it explain why stellar parallax was not observed by the Greeks.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

aidanmbrowne

  • Sr. Member
  • ****
  • Posts: 305
Answer to Question 1

B

Answer to Question 2

D





 

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

For a complete list of videos, visit our video library