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Astronomy 3
Test Description: Space
Instructions: Answer all questions to get your test result.
1) Which force is most responsible for the formation of a star?
A
gravity
B
electromagnetic force
C
interstellar force
D
nuclear force
2) The planet with the greatest temperature extremes is ____.
A
Mercury
B
Mars
C
Earth
D
Venus
3) Massive stars terminate in a brilliant explosion called a ____.
A
supernova
B
neutron star
C
protostar
D
red giant
4) Which of the following are you most likely to experience?
A
total lunar eclipse
B
partial lunar eclipse
C
total solar eclipse
D
full moon
5) What is the next stage in the sun’s life cycle?
A
planetary nebula
B
red giant
C
white dwarf
D
black dwarf
6) One astronomical unit (AU) averages about ____ which is the distance from the Earth to the sun.
A
39 million miles
B
39 million kilometers
C
93 million miles
D
93 million kilometers
7) All stars, regardless of size, eventually ____.
A
explode
B
turn into black dwarfs
C
run out of fuel and collapse
D
become black holes
8) Stellar distances are usually expressed in what units?
A
light years
B
kilometers
C
none of these
D
miles
9) Which of the following is NOT characteristic of the Jovian planets?
A
thin atmospheres
B
composed mainly of gases and ices
C
large size
D
located beyond the orbit of Mars
10) Which planet shows evidence of water erosion?
A
Jupiter
B
Mercury
C
Venus
D
Mars
*select an answer for all questions
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