1.
Is this statement true or false?
Stars are classified mainly according to their distance from Earth.
A. True
B. False
2.
The brightness of a star depends on the amount of light energy coming from the star. Which of the following also affects the brightness of a star in the sky?
A. How much light is shining on the star.
B. How far the star is from Earth.
C. The season of the year on Earth.
D. How many other separate stars you see around it.
Answers (2)
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