STARS QUIZ REVIEW

1. The color of a star depends on its Size Temperature Shape Magnitude

ANswer B. Temperature

light-year Spectrum Apparent magnitude Absolute magnitude 2. The band of color produced when white light passes through a prism is; light-year Spectrum Apparent magnitude Absolute magnitude

answer B. Spectrum

3. What can a scientist learn about a star from its spectrum? Its color Its size Its composition and temperature Its age

C. Its composition and temperature answer C. Its composition and temperature

4. The distance that light travels in one year is known as a; light-year Spectrum Apparent magnitude Absolute magnitude

answer A. Light-year

5. Why do black lines appear on an absorption spectrum? They show where too much light is absorbed by a star’s atmosphere. They show where less light is absorbed by a star’s atmosphere. They are the emission lines of an electrically charged element. They show where a star has black spots.

B. They show where less light is absorbed by a star’s atmosphere. answer B. They show where less light is absorbed by a star’s atmosphere.

light-year Spectrum Apparent magnitude Absolute magnitude 6. The brightness of a star as it appears to an observer on earth is known as: light-year Spectrum Apparent magnitude Absolute magnitude

answer C. Apparent magnitude

7. What color are the hottest stars? Red Yellow Orange Blue

answer D. Blue

light-year Spectrum Apparent magnitude Absolute magnitude 8. The brightness of a star at a distance of 32.6 light-years from earth is known as: light-year Spectrum Apparent magnitude Absolute magnitude

answer D. Absolute Magnitude

9. What are the ways scientists classify stars? Temperature Brightness Composition All of the above

answer D. All of the above

Rigel because blue stars are the hottest. 10. Rigel (blue) and Betelgeuse (red) are both stars in the constellation Orion. Which star can be considered hotter? Rigel because blue stars are the hottest. Betelgeuse because red stars are the hottest. Neither, yellow stars are the hottest.

A. Rigel because blue stars are the hottest. Answer A. Rigel because blue stars are the hottest.

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