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Astronomy Test Review
Test Description: Review for Astronomy Unit Exam
Instructions: Answer all questions to get your test result.
1) Which movement is responsible for day and night?
A
revolution
B
rotation
C
precession
D
nutation
2) What is the shape of a planet's orbit around the Sun?
A
ellipse
B
a straight line
C
circle
D
irregular
3) What is it called when the Earth is CLOSEST to the Sun?
A
at the foci
B
during an eclipse
C
aphelion
D
perihelion
4) What causes the Earth to have seaons?
A
the rotation of Earth on its axis
B
nutation
C
the barycenter of the Sun
D
the tilt of Earth's axis
5) Which of the following best summarizes Kepler's third law of motion?
A
the farther a planet is from the Sun, the longer the period of revolution
B
the farther a planet is from the Sun, the shorter the period of revolution
C
all planets have the same period of revolution
D
all planets are an equal distance from the Sun
6) Which of the following is a TRUE statement regarding Kepler's planetary laws?
A
the time it takes a planet to revolve is proportional to its distance from the Sun
B
the path a planet takes around the Sun is a circle
C
the closer a planet is to the Sun, the slower it moves in its orbit
D
the galaxies are getting bigger
7) What lies at the center of our solar system?
A
Halley's comet
B
Pluto
C
Mercury
D
the Sun
8) How and when a star dies depends upon its ________.
A
mass
B
luminosity
C
temperature
D
density
9) In order , the five stages of a low-mass star (like the Sun) are:
A
protostar, main sequence, giant, planetary nebula, neutron star
B
protostar, massive star, supergiant, nova, black hole
C
protostar, main sequence, supergiant, nova, black hole
D
protostar, main sequence, giant, planetary nebula, white dwarf
10) What is a light-year?
A
the distance to the sun
B
the speed of light in a year
C
the time it takes to travel to a star
D
the distance light travels in a year
11) The most massive star will end with this explosionL
A
supernova
B
nova
C
pulsar
D
quasar
12) Which of the following is evidence for the Big Bang Theory?
A
global warming
B
red shift
C
blue shift
D
cosmic foreground radiation
13) The universe began about
A
14 billion years ago
B
4.6 billion years ago
C
15 million years ago
D
50 billion years ago
14) What time frame is based on this celestial observation: full moon to the next full moon?
A
1 Year
B
1 Week
C
1 Month
D
1 Day
15) What is the phase of the moon needed for a solar eclipse?
A
new
B
full
C
first quarter
D
third quarter
16) The Moon has a greater effect on ocean tides than the Sun because the Moon is
A
brighter.
B
heavier.
C
closer to Earth.
D
smaller.
17) Kepler's first law of planetary motion states that
A
planets orbit the Sun in elliptical orbits, with the Sun located at one foci.
B
gravity provides the force that holds the planets in orbit about the Sun.
C
planets orbit the Sun in circular orbits, with the Sun located at the center.
D
the Sun is a the center of the solar system.
*select an answer for all questions
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