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.
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
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

Motion Words

Motion An object moves or changes location.
Location The position of an object compared to other things.
Distance The length that something moves.
Speed The distance that an object travels in a certain amount of time.
Force A push or a pull that causes motion.
Gravity A type of force that pulls objects toward Earth.
Collision A contact force that occurs when one object crashes into another object transferring energy.
Friction Force that occurs when two things rub together (slows motion)
Mass/Weight Measurement of how much gravity is pulling on an object.
Push A force to move an object away from you.
Energy The ability to do work.
Pull A force to move an object closer.
Tension The force of the pull between two ends of a string, cable, etc.
At rest An object is not moving (no push or pull is applied to an object).
Exert To apply a force or energy on an object.