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

Sun, Earth and Moon


spin rotation
orbit revoluton
different times of the year summer, winter, spring, fall seasons
is the angle between an object's rotational axis, and its orbital axis, or, equivalently, the angle between its equatorial plane and orbital plane. axial tilt
An eclipse in which the moon appears darkened as it passes into the earth's shadow lunar eclipse
An eclipse in which the sun is obscured by the moon solar eclipse
a less than average tide occurring at the first and third quarters of the moon neap tide
highest tide there is spring tide
moon is closest to the sun. also known as no moon new moon
we see a full white moon. moon is opposite of the sun full moon
right half of the moon is lit. creates a neap tide first quarter
left half of the moon is lit. creates a neap tide third quarter
Have a progressively larger part of its visible surface illuminated, increasing its apparent size. waxing
Have a progressively smaller part of its visible surface illuminated, so that it appears to decrease in size waning
moon looks like a banana. the right side is lit inbetween new moon and first quarter waxing crescent
almost a full circle but not there yet. in between a first quarter and full moon waxing gibbous
like a waxing crescent just the left side is lit. in between a third quarter and new moon waning crescent
like a waxing gibbous just the left side is lit waning gibbous
A long body of water curling into an arched form and breaking on the shore wave
The alternate rising and falling of the sea tide
The dark central part of a sunspot. umbra
The shadow cast by the earth or moon over an area experiencing a partial eclipse penumbre
An eclipse in which the whole of the disk of the sun or moon is obscured. total eclipse
an eclipse in which the eclipsed body is only partially obscured partial eclipse
the north star. Earth's axis points to the star polaris
Created by: andrea.larrazolo