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Questions (9)
Use the diagram to answer the question.
A graph illustrates the relationship between the luminosity (Sun = 1), ranging from
11 answers
28 views
Which describe the study of spectroscopy? Select the two correct answers.(1 point)
Responses interaction of light and atoms
1 answer
19 views
Which are examples of non-visible light?(1 point)
Responses rainbows and X-rays rainbows and X-rays white light from the sun and
1 answer
15 views
Which state of matter best describes the elements inside stars?(1 point)
Responses liquid liquid plasma plasma gas gas solid
1 answer
18 views
Which statement best summarizes the difference between formal and functional regions?(1 point)
Responses A formal region is an
1 answer
20 views
Which of the following statements is not true when planning an exercise program?
(1 point) Responses Choose an activity you
7 answers
35 views
The entire cool down process should
(1 point) Responses last between 5 and 10 minutes. last between 5 and 10 minutes. last
1 answer
25 views
What part of the body is being stretched if you follow these steps?
Stand tall, your feet slightly wider than shoulder-width
1 answer
45 views
Select the statement below that correctly outlines the steps required to perform a chest stretch.
(1 point) Responses Stand tall,
1 answer
29 views
Answers (5)
The Sun, like 80 to 90 percent of stars, is in which stage of life?(1 point) Responses red giant red giant main sequence main sequence dying star dying star stellar formation
Select the correct answer from the list.(1 point) As a star's size increases, its luminosity . As a star's temperature , its luminosity increases.
Which statement correctly explains how the Hertzsprung-Russell diagram helps to compare stars?(1 point) Responses The Sun's high temperature places it to the far left of the Hertzsprung-Russell diagram. The Sun's high temperature places it to the far left
Which is the first stage in the life cycle of a massive star?(1 point) Responses white drawf white drawf black hole black hole red giant red giant nebula
Which of these is a heavy element in a star?(1 point) Responses hydrogen hydrogen carbon carbon helium helium lithium
