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