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Unit 5-Astronomy Review
Test Description: Review questions for unit 5 assessment
Instructions: Answer all questions to get your test result.
1) The phases of the moon are produced by:
A
the orbit of the Earth around the moon
B
varying amounts of sunlight reaching the side of the moon that faces Earth
C
varying amounts of sunlight reaching the side of the moon that faces the sun
D
the spin of the Earth
2) At full moon:
A
the moon is between the Earth and the sun
B
the side of the moon facing the Earth receives full sunlight.
C
the side of the moon facing the Earth receives no sunlight.
D
none of these
3) At new moon:
A
the moon is between the Earth and the sun
B
the Earth receives no sunlight.
C
A and B
D
the side of the moon facing the Earth receives full sunlight.
4) At first and third quarter moon phases:
A
none of these
B
half of the side of the moon we can see shines
C
A and B
D
the moon is basically at a 90 degree angle from the sun.
5) In the first half of the lunar cycle, the growing part of the moon appears on the ______ side. After full moon when the moon is waning, the illuminated part of the moon appears on the ______ side.
A
right, left
B
left, right
C
left, left
D
right, right
6) The solar system containing Earth consists of a sun and planets.
A
The planets revolve around the sun.
B
The planets revolve around the Milky Way galaxy.
C
The planets rotate around the sun.
D
The sun rotates around the planets.
7) The period of ___________ for Earth is 24 hours
A
Quarter
B
Revolution
C
Rotation
D
Spinning
8) Which motion causes the constellation Orion to be visible at night from Maryland in winter but not in summer?
A
revolution of Orion
B
rotation of Orion
C
rotation of Earth
D
revolution of Earth
9) Approximately how long does it take Earth to make one complete revolution?
A
24 hours
B
1 day
C
365.25 days
D
6 months
10) We live in the _________________________ galaxy
A
Solar Swirl
B
Milky Spiral
C
Milky Way
D
Snickers
11) The Sun appears to move across the sky during the day. The best explanation for this apparent motion is that Earth is:
A
tilted on its axis
B
much smaller than the Sun
C
rotating on its axis
D
revolving around the Sun
12) Which force is responsible for the orbiting of the Moon around the Earth?
A
Friction
B
Electricity
C
Gravitational
D
Magnetism
13) Which planet takes the most time to revolve around the sun?
A
Mars
B
Earth
C
Venus
D
Mercury
14) One solar day on Jupiter lasts only 9 hours and 50 minutes. What causes a solar day?
A
speed of a planet in orbit around the sun
B
diameter of the planet
C
diameter of the orbit of a planet around the sun
D
rotational speed of the planet
15) How far has earth travelled around the sun when it gas gone 270 days?
A
half way around
B
one eighth the way around
C
Three fourths of the way
D
one fourth of the way
16) If Mercury is 58 million km away from the sun, which planet is approximately 4 times the distance
A
Jupiter at 778 million km
B
Venus at 108 million km
C
Mars at 228 million km
D
Earth at 158 million km
17) Why do we always see the same side of the moon?
A
The earth revolves around the moon.
B
The moon doesn't reflect light on the far side.
C
The moon rotates clockwise while the earth rotates counterclockwise therefore causing only one side of the moon to be seen.
D
The period of rotation and revolution are both about 29.5 days
*select an answer for all questions
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