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Astronomy 2
Test Description: Space
Instructions: Answer all questions to get your test result.
1) The most obvious difference between the terrestrial and the Jovian planets is ____
A
length of day
B
orbital velocity
C
color
D
size
2) Streams of electrons and protons that shoot out from the sun’s corona make up the solar ____.
A
granules
B
rays
C
atmosphere
D
wind
3) The product of nuclear fusion is ____.
A
oxygen
B
helium
C
nitrogen
D
hydrogen
4) What must happen for a solar eclipse to occur?
A
The moon must be full.
B
The moon must pass behind Earth.
C
The moon’s orbit must not cross Earth’s penumbra.
D
The moon’s orbit must cross the plane of the ecliptic between the sun and earth.
5) Which of the following is NOT considered part of the solar system?
A
terrestrial planets
B
sun
C
Jovian planets
D
galaxies
6) What occurs when the moon casts its shadow on Earth?
A
full moon
B
solar eclipse
C
new moon
D
lunar eclipse
7) The geocentric model of the universe stated that ____.
A
Earth was a “wanderer”
B
Earth was the center of the universe
C
Earth revolved around the celestial sphere
D
the sun was the center of the universe
8) The source of the sun’s energy is ____.
A
photosynthesis
B
chemical burning
C
nuclear fission
D
nuclear fusion
9) The moon’s period of revolution is 27 days, and its period of rotation is ____ which is why we only see one side of the moon.
A
shorter
B
none of these - the moon doesn't spin on an axis
C
the same
D
longer
10) Which planet has a very thick atmosphere and thousands of volcanoes?
A
Jupiter
B
Venus
C
Mercury
D
Neptune
*select an answer for all questions
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