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Question Group Info

This question group is public and is used in 28 tests.

Author: LBeth
No. Questions: 10
Created: Jun 24, 2014
Last Modified: 2 years ago

H-R Diagram

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Use the Hertzsprung-Russell diagram below to answer the questions.
H-R Diagram With Letters - Large
Grade 10 Stars
C.
Suppose star F is plotted on the H-R diagram directly above star C. Which statement is true about star F?
  1. It is hotter then star C.
  2. It is colder than star C.
  3. It is brighter than star C.
  4. It is dimmer than star C.
Grade 10 Stars
D.
Suppose star F is plotted on the H-R diagram directly to the left of star C. Which statement is true for star F?
  1. It is hotter than star C.
  2. It is colder than star C.
  3. It is brighter than star C.
  4. It is dimmer than star C.
Grade 10 Stars
G.
Which best describes stars located in region E of the diagram?
  1. dim and hot
  2. dim and cool
  3. bright and hot
  4. bright and cool
Grade 10 Stars
H.
Which best describes stars located in region A of the diagram?
  1. dim and hot
  2. dim and cool
  3. bright and hot
  4. bright and cool
Grade 10 Stars
I.
Barnard's Star is an M class star and has a brightness of about 4/10,000 of the Sun. Which is the best approximation of the star's temperature?
  1. [math]50,000degC[/math]
  2. [math]11,000degC[/math]
  3. [math]5,500degC[/math]
  4. [math]3,000degC[/math]