New User Special Price Expires in

Let's log you in.

Sign in with Facebook


Don't have a StudySoup account? Create one here!


Create a StudySoup account

Be part of our community, it's free to join!

Sign up with Facebook


Create your account
By creating an account you agree to StudySoup's terms and conditions and privacy policy

Already have a StudySoup account? Login here

Astronomy Exam 1 Definitions Study Guide

by: Lauren Zerr

Astronomy Exam 1 Definitions Study Guide PHYS 309

Marketplace > Fort Hays State University > Physics 2 > PHYS 309 > Astronomy Exam 1 Definitions Study Guide
Lauren Zerr
GPA 3.84

Preview These Notes for FREE

Get a free preview of these Notes, just enter your email below.

Unlock Preview
Unlock Preview

Preview these materials now for free

Why put in your email? Get access to more of this material and other relevant free materials for your school

View Preview

About this Document

definitions for chapters one and two
Descriptive Astronomy
Kayvan Aflatooni
Study Guide
50 ?




Popular in Descriptive Astronomy

Popular in Physics 2

This 1 page Study Guide was uploaded by Lauren Zerr on Sunday February 21, 2016. The Study Guide belongs to PHYS 309 at Fort Hays State University taught by Kayvan Aflatooni in Spring 2016. Since its upload, it has received 70 views. For similar materials see Descriptive Astronomy in Physics 2 at Fort Hays State University.


Reviews for Astronomy Exam 1 Definitions Study Guide


Report this Material


What is Karma?


Karma is the currency of StudySoup.

You can buy or earn more Karma at anytime and redeem it for class notes, study guides, flashcards, and more!

Date Created: 02/21/16
Astronomy Definitions Study Guide hypothesis a testable idea theory a description of nature, based on a great deal of data to explain what we see asterisms groupings of stars that trace out pictures in the sky by connecting stars from dot to dot constellations 88 divisions of the sky, semi- rectangular regions winter triangle Sirius, Betelgeuse, Procyon summer triangle Vega, Deneb, Altair north star Polaris from the big dipper follow the arc to Arcturus and speed on to Spica zenith the point in the sky directly above the observer on earth celestial sphere imaginary sphere of the universe centered around the Earth circumpolar stars that revolve around a pole, seeming to never set ecliptic the path the Sun takes in the sky right ascension listed in hours and minutes, lines going away from the celestial pole, similar to longitude declination concentric circles away from the celestial pole, similar to lines of latitude, measured in degrees equinox when the ecliptic and the celestial equator intersect, day and night everywhere is 12 hours long solstice when the sun reaches its northern and southernmost points in the sky, farthest away from the celestial equator synchronous rotation it takes the moon exactly the same amount of time to rotate the earth and to rotate on its axis sidereal month the time it takes the moon to rotate 360 degrees on its orbit synodic month the time it takes the moon to complete one full cycle of phases eclipses earth, sun and moon are in a straight line along a single plane lunar eclipse the moon passes through Earth's shadow solar eclipse the earth passes through the moon's shadow umbra the darkest part of Earth's shadow penumbra the lighter part of Earth's shadow total lunar eclipse if the moon passes entirely into earth's umbra totality the period in which the Moon is


Buy Material

Are you sure you want to buy this material for

50 Karma

Buy Material

BOOM! Enjoy Your Free Notes!

We've added these Notes to your profile, click here to view them now.


You're already Subscribed!

Looks like you've already subscribed to StudySoup, you won't need to purchase another subscription to get this material. To access this material simply click 'View Full Document'

Why people love StudySoup

Steve Martinelli UC Los Angeles

"There's no way I would have passed my Organic Chemistry class this semester without the notes and study guides I got from StudySoup."

Allison Fischer University of Alabama

"I signed up to be an Elite Notetaker with 2 of my sorority sisters this semester. We just posted our notes weekly and were each making over $600 per month. I LOVE StudySoup!"

Steve Martinelli UC Los Angeles

"There's no way I would have passed my Organic Chemistry class this semester without the notes and study guides I got from StudySoup."


"Their 'Elite Notetakers' are making over $1,200/month in sales by creating high quality content that helps their classmates in a time of need."

Become an Elite Notetaker and start selling your notes online!

Refund Policy


All subscriptions to StudySoup are paid in full at the time of subscribing. To change your credit card information or to cancel your subscription, go to "Edit Settings". All credit card information will be available there. If you should decide to cancel your subscription, it will continue to be valid until the next payment period, as all payments for the current period were made in advance. For special circumstances, please email


StudySoup has more than 1 million course-specific study resources to help students study smarter. If you’re having trouble finding what you’re looking for, our customer support team can help you find what you need! Feel free to contact them here:

Recurring Subscriptions: If you have canceled your recurring subscription on the day of renewal and have not downloaded any documents, you may request a refund by submitting an email to

Satisfaction Guarantee: If you’re not satisfied with your subscription, you can contact us for further help. Contact must be made within 3 business days of your subscription purchase and your refund request will be subject for review.

Please Note: Refunds can never be provided more than 30 days after the initial purchase date regardless of your activity on the site.