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