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Star Properties
Test Description: This review will reinforce the concepts and characteristics of stars.
Instructions: Answer all questions to get your test result.
1) Which of the following is NOT a property of stars?
A
temperature
B
mass
C
color
D
weight
2) Pairs of stars pulled together by gravity are called:
A
binary stars
B
binocular stars
C
bisimilar stars
D
bifocus stars
3) The color of a star gives clues as to the stars:
A
density
B
mass
C
temperature
D
brightness
4) Binary stars are used to calculate which property of stars?
A
mass
B
density
C
color
D
temperature
5) The apparent change in position of a star when seen from opposite sides of Earth's orbit is called:
A
parallax
B
orbit
C
revolution
D
magnitude
6) The nearest stars to Earth have parallax angles that are the:
A
smallest
B
most unmeasureable
C
largest
D
least unmeasureable
7) The distance light travels in one year is called a:
A
stellar year
B
light year
C
parsec
D
distance year
8) Which of the following is NOT a factor that controls the apparent brightness of a star?
A
how far away it is
B
how big it is
C
how old it is
D
how hot it is
9) A star's brightness as it appears from Earth is called its:
A
definite magnitude
B
apparent magnitude
C
absolute magnitude
D
variable magnitude
10) What is the term for how bright a star actually is?
A
definite magnitude
B
variable magnitude
C
apparent magnitude
D
absolute magnitude
*select an answer for all questions
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