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Astronomy
Test Description: Moon and stars
Instructions: Answer all questions to get your test result.
1) When the moon enters earth shadow
A
a lunar eclipse occurs
B
a solar eclipse occurs
C
a new moon occurs
D
a full moon occurs
2) When the moon is between the earth and the sun
A
a full moon is seen
B
a lunar eclipse occurs
C
a waxing gibbous is seen
D
a new moon is seen
3) A solar eclipse does not happen every month because
A
the moon's apparent diameter is larger than the sun
B
the dark side of the moon is never seen by an observer on earth
C
the moon's orbit is titled compared to earth's orbit
D
the moon is smaller than the sun
4) As the moon's phase changes from a new moon to a full moon
A
the light gets dimmer on the right and the moon is waxing
B
the light gets brighter on the right and the moon is waxing
C
the light gets brighter on the right and the moon is waning
D
the light gets dimmer on the right and the moon is waning
5) The moon's phases appear differently because
A
the earth revolves around the sun
B
the earth rotates on its axis
C
the moon revolves around the earth
D
the moon's rotation equals its revolution
6) How many days is approximate between each moon phase?
A
1 month
B
1-2 days
C
27 1/4 days
D
3-4 days
7) The coolest stars are the color
A
red
B
yellow
C
blue
D
white
8) A star that is cooler and dimmer than the sun is
A
Barnard's Star
B
Polaris
C
Sirrius
D
Betelgeuse
9) The color yellow has a wavelength of
A
5.0 X 10 -5
B
4.0 X 10-5
C
6.0 X10-5
D
5.5 X 10-5
10) Our universe is expanding and galaxies are moving away. This is shown by
A
a blue shift in the spectrum
B
a red shift in the spectrum
C
a blue then red shift in the spectrum
D
a red and then blue shift in the spectrum
*select an answer for all questions
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