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Astronomy Part 1 Review B
Test Description: This review relates to your Astronomy Part 1 Test
Instructions: Answer all questions to get your test result.
1) A telescope that concentrates light from distant objects by using a concave mirror is a
A
radio telescope
B
reflecting telescope
C
refracting telescope
D
infrared telescopoe
2) Which occurred first?
A
The Hubble telescope is launched
B
An American spacecraft visits the far side of the Moon
C
The first astronaut walks on the Moon
D
Skylab was launched
3) Which of these stages occurred first in the life cycle of our Sun?
A
a nebula
B
a black dwarf
C
a main sequence star
D
a red giant
4) Which of these stages will occur last in the life cycle of our Sun?
A
a white dwarf
B
a black dwarf
C
a planetary nebula
D
a red giant
5) Sunspot maxima occur about every
A
11 years
B
10 months
C
7 months
D
6 years
6) A stream of protons and electrons that travels from the Sun's corona at high speeds through the solar system are
A
the prominences
B
the sunspots
C
the nebula
D
the solar wind
7) The life cycle of a star depends greatly on its
A
color
B
spectrum
C
original mass
D
luminosity
8) Two stars that revolve around each other are best described as
A
solar giants
B
gas giants
C
binary stars
D
red giants
9) Over time, we observe that a binary star system shows movement in the night sky which is described as
A
one binary star will change its position as it revolves around the other binary star
B
both binary stars will always appear near the horizon
C
one binary star will maintain the same position in relation to the other binary star
D
neither binary star will appear to move
10) Astronomers can determine the ___ of a star by studying its spectrum.
A
chemical composition
B
size
C
diameter
D
exact age
*select an answer for all questions
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