Astronomy 1010 Clemson Final Exam with Verified Answers
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Astronomy 1010 Clemson
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Astronomy 1010 Clemson
Astronomy 1010 Clemson Final Exam with Verified Answers
1. What causes the seasons? The tilt of the Earth's rotation
axis to its orbit around the Sun
causes parts of the Earth to
experience more direct illumi-
nation from the Sun and longer
days during the summer than
the winter.
2. What pa...
Astronomy 1010 Clemson Final Exam with Verified Answers
1. What causes the seasons? The tilt of the Earth's rotation
axis to its orbit around the Sun
causes parts of the Earth to
experience more direct illumi-
nation from the Sun and longer
days during the summer than
the winter.
2. What part of the Earth spins the fastest? the equator
3. If you were standing at Earth's North Pole, at the zenith
where would you see the north celestial
pole relative to your zenith?
4. If the star Polaris has an altitude of 35°, our latitude is 35° north.
then we know that
5. What phase occurs directly after a new waxing crescent
moon?
6. A lunar eclipse occurs when the Earth's; Moon
shadow falls on the .
7. Assume that you and your sister can both 760 km
throw a baseball at a speed of 60 km/h.
If you are in an airplane traveling at 700
km/h and play catch with your sister who
is near the front of the plane (you being
toward the rear), how fast would the ball
be traveling as seen by an observer on the
ground when you throw the ball?
8. How fast would the ball be traveling as 640 km
seen by an observer on the ground when
your sister throws the ball back to you?
9. When Earth catches up to a slower-mov- exhibits retrograde motion
ing outer planet and passes it in its orbit,
in the same way that a faster runner over-
, Astronomy 1010 Clemson Final Exam with Verified Answers
takes a slower runner in an outside lane,
the outer planet
10. An inferior planet is one that is closer to the sun than the earth
11. How did the ancients know the planets They saw that the planets
were different from the stars? move with respect to the stars
over the course of many nights.
12. How often do Mars solar conjunctions oc- every 2.14 years, which is once
cur? every Mars synodic period
13. Kepler's second law states that planets move fastest when
they are closest to the sun
14. The planet Uranus will be observed in ret- Earth overtakes Uranus in its
rograde motion when orbit
15. Why is a conjunction a bad time to view Because Mars is behind the
Mars? Sun and therefore not visible
16. What is an inferior conjunction? when an inferior planet is on
the near side of the Sun at an
elongation of 0 degrees (order:
Earth, planet, Sun)
17. What is a superior conjunction? when an inferior planet is on
the far side of the Sun at an
elongation of 0 degrees (order:
Earth, Sun, planet)
18. How does the heliocentric model explain Mars only appears to move
the retrograde motion of Mars? backward as Earth passes it in
its orbit around the Sun.
19. What is a synodic period? The time it takes for a planet to
come back to the same posi-
tion relative to the Sun
20. speed and velocity
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