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

Earth, moon and sun

Marking period two science word bank

Rotation The act of spinning or turning on an axis
Axis An imaginary line that runs from a planets north pole to its south pole on which a planet rotates
Revolution The act of moving in a curved path or orbit around another object
Day Length of time it takes for a planet to rotate once on its axis
Year Length of time it takes for a plant to make one complete revolution around the sun
Time zones One of the 24 standard zones into which earth is divided, corresponding to 24 hours in a day
Orbit Path and object takes when it is revolting around another object
Ellipse An elongated circle; oval
Horizon The point where the sky appears to meet the ground
Sunrise One any part of the sun's desk becomes visible above the horizon
Sunset When the sun is completely disappears behind the horizon
Created by: Aweir302