Astro 1 PSU Final Exam Prep Test Bank Latest 2025
With 430 Exam Practice Questions And Correct
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Questions Bank/ Astronomy
Why do we see the Moon appear to go through phases as
seen from Earth? - ...ANSWER...✓✓Depending on where
the Moon is along its orbit, we see different amounts of
its illuminated side
The Sun moves through the Zodiac constellations because
of - ...ANSWER...✓✓Earth's orbit around the Sun
Over a period of a few hours, you see the Moon rising
above the horizon. This motion is mostly due to -
...ANSWER...✓✓Earth's spin
True or False: The entire face of the Sun can be covered
by a solar eclipse - ...ANSWER...✓✓True
If Earth expanded so that its radius was 4 times larger,
but its mass remained the same, the force of gravity felt
at its surface would be - ...ANSWER...✓✓16x weaker
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The season during which we see a constellation at night
changes over time because of the
You Answered - ...ANSWER...✓✓Precession of Earth's
spin axis
Did Aristotle detect parallax motion of stars -
...ANSWER...✓✓No
Do stars exhibit parallax motion, that is too small to see
with the naked eye - ...ANSWER...✓✓Yes
If the time is midnight and Mars is in opposition, where is
Mars in the sky? - ...ANSWER...✓✓On the meridian
Which time and lunar phase correspond to a low tide? -
...ANSWER...✓✓Sunrise and full moon
Earth experiences seasons because - ...ANSWER...✓✓the
Earth's spin axis is tilted relative to the Earth's orbit
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T or F: The planets are found close to the Zodiac
constellations - ...ANSWER...✓✓T
We see different constellations at night in the summer
than at night in the winter because of the: -
...ANSWER...✓✓Earth's orbit around the Sun
Which of the following did Galileo observe with his
telescope? - ...ANSWER...✓✓-Craters and mountains on
the Moon
-Rings of Saturn
-Sunspots
For every force, there is: - ...ANSWER...✓✓an equal and
opposite force
An astronaut's mass - ...ANSWER...✓✓the same
everywhere
Objects A and B feel an attractive force due to gravity. A
has a greater mass than B. Which one experiences a
greater acceleration? - ...ANSWER...✓✓B
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Among the following, who was the first to propose the
heliocentric model for the solar system? -
...ANSWER...✓✓Copernicus
An astronaut on the moon would be - ...ANSWER...✓✓NOT
experiencing weightlessness
If the masses of both Earth and the Moon became twice
as large, the force of gravity experienced by each would -
...ANSWER...✓✓increase by a factor of 4
The side of the Moon that is currently facing away from us
- ...ANSWER...✓✓Always faces away from Earth but gets
just as much light as the near side
You are standing on the dark side of the Moon during a
new Moon. If you look at the Earth in the sky, the phase of
the Earth that you see is - ...ANSWER...✓✓Full
If you lived on Jupiter, which of these would appear
superior to you? - ...ANSWER...✓✓Saturn, Uranus,
Neptune