Star Comparisons Quiz
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Question
Which are examples of non-visible light?(1 point)
Responses
white light from the sun and microwaves
white light from the sun and microwaves
radio waves and ultraviolet light
radio waves and ultraviolet light
rainbows and X-rays
rainbows and X-rays
white light from a lightbulb and rainbows
white light from a lightbulb and rainbows
7 answers
radio waves and ultraviolet light
Star Comparisons Quiz
6 of 116 of 11 Items
Question
Which state of matter best describes the elements inside stars?(1 point)
Responses
liquid
liquid
plasma
plasma
gas
gas
solid
solid
6 of 116 of 11 Items
Question
Which state of matter best describes the elements inside stars?(1 point)
Responses
liquid
liquid
plasma
plasma
gas
gas
solid
solid
plasma
Star Comparisons Quiz
5 of 115 of 11 Items
Question
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.
5 of 115 of 11 Items
Question
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.
increases
Star Comparisons Quiz
4 of 114 of 11 Items
Question
Which statement correctly explains how the Hertzsprung-Russell diagram helps to compare stars?(1 point)
Responses
The Hertzsprung-Russell diagram plots stars according to their size and shape.
The Hertzsprung-Russell diagram plots stars according to their size and shape.
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 of the Hertzsprung-Russell diagram.
The Hertzsprung-Russell diagram plots stars according to their luminosity and temperature, which is also associated with spectral class.
The Hertzsprung-Russell diagram plots stars according to their luminosity and temperature, which is also associated with spectral class.
Stars with the highest temperatures appear towards the right side of the Hertzsprung-Russell diagram.
Stars with the highest temperatures appear towards the right side of the Hertzsprung-Russell diagram.
4 of 114 of 11 Items
Question
Which statement correctly explains how the Hertzsprung-Russell diagram helps to compare stars?(1 point)
Responses
The Hertzsprung-Russell diagram plots stars according to their size and shape.
The Hertzsprung-Russell diagram plots stars according to their size and shape.
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 of the Hertzsprung-Russell diagram.
The Hertzsprung-Russell diagram plots stars according to their luminosity and temperature, which is also associated with spectral class.
The Hertzsprung-Russell diagram plots stars according to their luminosity and temperature, which is also associated with spectral class.
Stars with the highest temperatures appear towards the right side of the Hertzsprung-Russell diagram.
Stars with the highest temperatures appear towards the right side of the Hertzsprung-Russell diagram.
The Hertzsprung-Russell diagram plots stars according to their luminosity and temperature, which is also associated with spectral class.