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

Earth-Sun-Moon

Topic 11: Lesson 2 Earth's Movement in Space

QuestionAnswer
An imaginary line that passes through a planet's center and its north and south poles, about which the planet rotates. axis
The spinning motion of a planet on its axis. rotation
The movement of an object around another object. revolution
The path of an object as it revolves around another object in space. orbit
Either of the two days of the year on which the sun reaches its greatest distance north or south of the equator. solstice
Either of the two days of the year on which neither hemisphere is tilted toward or away from the sun. equinox
The attractive force between objects; the force that moves objects downhill. gravity
The scientific law that states that every object in the universe attracts every other object. law of universal gravitation
The tendency of an object to resist a change in motion. inertia
To give a possible but not yet proven explanation for something. hypothesize
Created by: ScienceWTRMS