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

Mr. Scanlan 2Dmotion

QuestionAnswer
Projectile Motion Motion of an object with an initial horizontal component, that then experiences free fall.
Vector Physical quantity that has both magnitude and direction
Scalar Physical quantity with only a magnitude
Resultant A vector that represents the sum of two or more vectors
All motion is relative because of the observer's Frame of reference
Wind velocity is a (vector or scalar)? Vector
Speed is a (vector or scalar)? Scalar
Free fall velocity is a (vector or scalar)? Vector
A car accelerating is a (vector or scalar)? Vector
Mass of a car is a (vector or scalar)? Scalar
Driving east you throw a ball also east from the car, is its overall velocity faster or slower than the car? Faster
Driving east (10 mph)you throw a ball west from the car (5 mph), is its overall velocity faster or slower than the car? slower
Projectile motion has two vector components, one is vertical and the other is Horizontal
"True" projectile motion follows what path? Parabolic
"True" projectile motion only occurs in the absence of Air resistance
Is a volleyball served over a net a projectile? Yes
Is a ball dropped vertically from a building a projectile? No
Is a homerun in baseball a projectile? Yes
What is the path of a projectile in the absence of air resistance? A parabola
Are there any "true" projectiles in the earth's atmoshphere under normal daily conditions? No
Created by: bscanlan