Busy. Please wait.

Forgot Password?

Don't have an account?  Sign up 

show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

Already a StudyStack user? Log In

Reset Password
Enter the email address associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know (0)
Know (0)
remaining cards (0)
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards

Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Objects in the Sky


constellation any of eighty-eight groupings or patterns of stars named after the animals, objects, or mythological characters they are thought to resemble
cycle a circle of events that repeats in a regular pattern
lunar 1)of or relating to the moon2)determined by the period of the moon's revolution around the earth
moon the earth's natural satellite, revolving completely around the earth from east to west in about twenty-eight days and accompanying the earth in its orbit around the sun
revolution 1)orbital motion around a given point2)one cycle of such motion
rotation 1)the act of turning on or around an axis2)one cycle of circular movement around an axis; revolution
Sun the central star of the solar system around which the earth and other planets revolve and from which heat and light issue
Created by: cprater