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Author Question: A _____ is a collapsing cloud of gas and dust destined to become a star. A) protostar B) ... (Read 73 times)

gbarreiro

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on: Jul 27, 2018
A _____ is a collapsing cloud of gas and dust destined to become a star.
 
  A) protostar
  B) protocloud
  C) stellar cluster
  D) stellar association

Question 2

Which of the following statements is true of protostars?
 
  A) They are luminous red objects.
  B) They are smaller than main-sequence stars.
  C) They have completely collapsed.
  D) They have temperatures that are more than 10,000 K.


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xthemafja

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

A

Answer to Question 2

A


gbarreiro

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Reply 2 on: Jul 27, 2018
Excellent

juliaf

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Reply 3 on: Yesterday
:D TYSM

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