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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
reflecting telescope
B
infrared telescopoe
C
refracting telescope
D
radio telescope
2) Which occurred first?
A
The first astronaut walks on the Moon
B
Skylab was launched
C
An American spacecraft visits the far side of the Moon
D
The Hubble telescope is launched
3) Which of these stages occurred first in the life cycle of our Sun?
A
a main sequence star
B
a red giant
C
a black dwarf
D
a nebula
4) Which of these stages will occur last in the life cycle of our Sun?
A
a planetary nebula
B
a white dwarf
C
a red giant
D
a black dwarf
5) Sunspot maxima occur about every
A
11 years
B
6 years
C
10 months
D
7 months
6) A stream of protons and electrons that travels from the Sun's corona at high speeds through the solar system are
A
the solar wind
B
the nebula
C
the prominences
D
the sunspots
7) The life cycle of a star depends greatly on its
A
original mass
B
color
C
spectrum
D
luminosity
8) Two stars that revolve around each other are best described as
A
binary stars
B
solar giants
C
red giants
D
gas 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
neither binary star will appear to move
D
one binary star will maintain the same position in relation to the other binary star
10) Astronomers can determine the ___ of a star by studying its spectrum.
A
size
B
exact age
C
chemical composition
D
diameter
*select an answer for all questions
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