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Author Question: In order to determine the mass of a planet by applying Newton's laws of motion and gravity, the ... (Read 219 times)

ishan

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on: Jul 27, 2018
In order to determine the mass of a planet by applying Newton's laws of motion and gravity, the planet must have:
 
  A) rings.
  B) moons.
  C) a solid surface.
  D) a known size and distance from Earth.
  E) planets further from the Sun than itself.

Question 2

The outward pressure of hot gas in the Sun:
 
  A) is balanced by the inward gravitational pressure.
  B) is increasing the Sun's diameter.
  C) is cooling the photosphere.
  D) is responsible for variations in the sunspot cycle.
  E) weakens the magnetic field.


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kaykay69

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

B

Answer to Question 2

A


ishan

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


kaykay69

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


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