Exam (elaborations)
ASTRO 205 Exam 2 Revision Study Questions and Answers Correct Rated A
- Course
- Institution
ASTRO 205 Exam 2 Revision Study Questions and Answers Correct Rated A
[Show more]
Content preview
ASTRO 205 Exam 2 Revision StudyQuestions and Answers Correct Rated A
What are planetary rotation and orbital revolution? (explain using a
diagram)
Correct Answer –
Which side of the moon "lights up" first after a new moon? Which side of
the moon becomes dark first after the full moon?
Correct Answer -The side closest to the Sun; The side furthest from the sun.
How long do each of the above-mentioned phases appear to last?
Correct Answer -They appear to last 3-4 days.
What causes an eclipse?
Correct Answer -one celestial body temporarily obscures another celestial
body relative to an observe
What are the eclipse conditions for a solar eclipse? Lunar eclipse?
Correct Answer -Lunar Eclipse: The Earth is between the sun and
,the moon, causing the Earth to cast a shadow onto the moon.
Solar Eclipse: The moon passes between the Earth and the sun and the
moon casts a shadow on the Earth.
Is the moon or Earth closer to the sun during a lunar eclipse? Solar eclipse?
Correct Answer -Lunar Eclipse: earth is closer
Solar Eclipse: moon is closer
Does the moon orbit the Earth in the same plane that the Earth orbits the
sun? Does the moon follow the ecliptic? Why do we not see solar or lunar
eclipses every month?
Correct Answer -No...
What are the three types of lunar eclipses? Where is the moon located for
each type?
Correct Answer -Total Lunar Eclipse: Entire Moon is in umbra.
Partial Lunar Eclipse: Any part of the Moon enters umbra but not entire
Moon.
Penumbral Lunar Eclipse: Any part of the moon in penumbra, none of
Moon in umbra.
Who on earth can observe a lunar eclipse?
Correct Answer -Only observers on the night side of the Earth can see.
What are the two main categories of solar eclipses?
Correct Answer -Partial Solar Eclipse and Total Solar Eclipse
, What type of solar eclipse is an annular eclipse? Where is the moon in it's
orbit for this type of eclipse to occur?
Correct Answer -Partial Solar Eclipses; Must be apogee
Who on the Earth can see a total eclipse (or annular eclipse)? Who on the
Earth can see a partial eclipse?
Correct Answer -Total - must be in umbra
Partial - must be in penumbra
What type(s) of solar eclipses are safe to observe with unprotected eyes?
Correct Answer -Total Solar Eclipse
What is another name for diurnal motion? What causes diurnal motion?
Correct Answer -Daily Motion; Caused by Earth's rotation
Does diurnal motion look the same at all points on the earth? Explain.
Correct Answer -Yes, all celestial objects move from east to west due to
the rotation of the Earth.
What is another name for direct motion? What causes direct motion?
Correct Answer -Yearly Motion; Caused by the revolution of a body
around another.
What causes the direct motion of the moon? Sun? Planets?
Correct Answer -Moon: revolution of Moon around the Earth
Sun: revolution of the Earth around the Sun
Planets: revolution of planets around the Sun
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller AcademicAllure. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $14.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
67096 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now