Shared Flashcard Set

Details

Physics Semester Review ch 2
Semester Review
13
Physics
12th Grade
01/08/2012

Additional Physics Flashcards

 


 

Cards

Term
Frame of reference
Definition
A coordinate system for specifying the precise of locations in space.
Term
Displacement
Definition
The change of position of an object.
Term
Formula for displacement
Definition
Displacement= final position - initial position
Term
Average Velocity
Definition
The total displacement divided by the time interval.
Term
Formula for average velocity
Definition
displacement
-----------
time interval
Term
Instantaeous Velocity
Definition
The velocity of an object at one instant.
Term
How to find the instant velocity?
Definition
The instantaneous velocity can be found by measuring the slope of the line that is tangent to the point on the graph.
Term
Acceleration
Definition
The rate of change of velocity.
Term
Formula for acceleration
Definition
change in velocity
---------------
change in time
Term
Formula for displacement with constant uniform acceleration
Definition
displacement= 1/2 (vi+vf)t
Term
Free Fall
Definition
Motion of an object falling with a constant velocity.
Term
With no air resistance how do objects fall?
Definition
They fall with the same acceleration regardless of their masses.
Term
What is the constant acceleration of objects on Earth?
Definition
-9.81m/s2
Supporting users have an ad free experience!