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

Force and Motion

QuestionAnswer
What is a Force? A push or a pull
What unit is used to measure Force? Newtons
Name the force that opposes motion. Friction
What is the force of attraction between EVERY 2 objects in the universe? Gravity
As the distance between 2 objects INCREASES, The gravity ___. DECREASES
As the mass of objects increase, the gravitational force will ___ Increase.
How is mass different than weight? Weight is the gravitational force on your mass.
When gravity changes, your ____ will change, but not your ___. Weight, Mass
Friction always creates...? Heat
When friction occurs, what type of heat transfer is it demonstrating? Conduction
Due to gravity, the Earth pulls all things... Toward the center of the Earth
Motion is a.... Change in position
True or False... Starting, and stopping are examples of motion? True
Balanced forces produce NO MOTION
Unbalanced forces produce... Motion in the direction of the larger force (a Net Force)
A net force is... The difference in size between 2 forces
A net force produces..... Motion in the direction of the larger force
Friction is....(definition) The force OPPOSING Motion
True or false: Friction exists when things move through the air? True
The friction of rubbing your hands together produces HEAT. True
True or False: The best way to DECREASE friction is to add sandpaper to BOTH objects? FALSE - That adds MORE friction
True or False:The best way to DECREASE friction is to add oil or a lubricant to both surfaces. True
True or False: If you add sandpaper to both surfaces of moving objects, it will take more force to move them? True
True or False: An example of unbalanced forces include the Earth revolving around the Sun? True
True or False: An example of Balanced Forces is the globe sitting on my desk. True
Created by: chamberlin819