Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
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 associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know
remaining cards
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

science lesson 1

earth in space

rotation the spin of an object around its axis
revolution the orbit of oe object around another object
equinox when the earths rotation axis is tilted neither toward or away from the sun
solstice when earths rotation axis is directly tilted toward or away from the sun
waxing a phase of the moon during which more of the lit part of the moon is visible each night
waning a phase of the moon during which less of the lit part is visible each night
tide the periodic rise and fall of oceans surface caused by the gravitational force between earth and the moon and earth and the sun
eclipse the movement of one solar system object into the shadow of another object
lava magma that erupts onto earths surface
Created by: bnyanulittis18