Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


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.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.


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.
Don't know
Know
remaining cards
Save
0:01
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:
Retries:
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 Big Distance

Quiz

QuestionAnswer
Day is when the earth is leaving the terminator line
Night is when the earth enters the terminator line
Rotation a complete spin of a planet on its axis
Axis an imaginary line running through the middle of the planet
Phases is what the moon looks like from earth at a particular time
Waxing growing with light until a full moon is reached
Waning decreasing after a full moon, and it is always illuminated on the left
illuminate to brighten with light
Revolution the length of a year is based on earth’s revolution around the sun going around, orbit
Seasons spring, summer, autumn, and winter
Solar Eclipse sun, moon, earth moon "blocks" the sun
Why do we have day and night? half of Earth is always light and half is always dark
Why do we see phases of the moon? the Sun's light shines on different parts of the Moon
What are the reasons for the seasons? Daylight Angle Revolution Tilt
What causes solar eclipses? the moon causes the sun to cast a shadow to fall on certain portions of the earth
Created by: jschwartzman