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Author Question: The satellites discovered by Galileo a. orbit the planet Jupiter. b. orbit the terrestrial ... (Read 405 times)

vicky

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on: Jul 27, 2018
The satellites discovered by Galileo
 
  a. orbit the planet Jupiter.
  b. orbit the terrestrial planets.
  c. orbit asteroids.
  d. orbit Mars.
  e. orbit extrasolar planets.

Question 2

What observation has prompted astronomers to ponder the possible existence of dark energy?
 
  a. Discovery of quasars
  b. Discovery of superclusters
  c. Supernovae appear fainter than expected at large redshifts.
  d. Uniform nature of the cosmic microwave background (CMB).


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helenmarkerine

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

A

Answer to Question 2

C


vicky

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Reply 2 on: Jul 27, 2018
:D TYSM

frankwu0507

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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