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Author Question: Shepherd satellites are defined as A) satellites in the coma of a comet. B) moons that confine a ... (Read 56 times)

stevenposner

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on: Jul 27, 2018
Shepherd satellites are defined as
 
  A) satellites in the coma of a comet.
  B) moons that confine a narrow ring.
  C) a type of moon that orbits another moon.
  D) moons that follow the exact orbit of another, larger, moon.
  E) moons that orbit inside the system of rings.

Question 2

Mercury's magnetic field is thought to be due to:
 
  A) dynamo action, like the Earth's magnetic field.
  B) a mechanism entirely unique to Mercury.
  C) being close to the Sun.
  D) being a fossil remnant dating back to the distant past when the core was more liquid.


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cadimas

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Reply #1 on: Jul 27, 2018
Answer to Question 1

B

Answer to Question 2

A


stevenposner

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Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


cadimas

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Reply #3 on: Jul 27, 2018
Great! Please up vote :D


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