Glencoe Earth Science

Chapter 25: Stars and Galaxies

Section 1 Self-Check Quiz-Eng.

1.
The North Star,___________, is positioned almost directly over the North Pole.
A)Betelgeuse
B)Orion
C)Sirius
D)Polaris
2.
Circumpolar constellations __________.
A)are always located above the North Pole.
B)appear to circle around the North Star as the Earth rotates.
C)are located in a circular constellation.
D)never appear around the North Pole.
3.
Why are circumpolar constellations visible all year long?
A)because they are the brightest stars
B)because they are located directly above the North Pole
C)because they are the closest
D)All constellations are visible all year long.
4.
The __________ __________of a star is a measure of the amount of light it gives off.
A)absolute magnitude
B)apparent magnitude
C)absolute solitude
D)apparent strength
5.
The __________ __________ is a measure of the amount of light received on earth.
A)absolute magnitude
B)apparent magnitude
C)absolute measure
D)apparent measure
6.
Astronomers use a star's __________ to determine how far it is from Earth.
A)parallel
B)brightness
C)parallax
D)size
7.
Our sun is considered a star of__________ temperature.
A)hot
B)cool
C)medium
D)low
8.
By studying a star's spectra, scientists can determine __________ found in the star's atmosphere.
A)clusters
B)dust
C)gases
D)elements
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