Term

Definition
deals with the concepts that are needed to describe motion, without any reference to forces 


Term

Definition
deals with the effect that forces have on motion 


Term

Definition
the branch of physics that is formed by kinematics & dynamics 


Term

Definition
a vector drawn from the original position to the final position of an object; denoted with a delta in front of the vector; magnitude equals the shortest distance between the two positions 


Term

Definition


Term

Definition
the distance traveled divided by the time required to cover the distance 


Term

Definition
dividing the displacement by the elapsed time 


Term
SI unit for average velocity 

Definition


Term
instantaneous velocity/velocity 

Definition
how fast an object moves & the direction of the motion at each instant in time 


Term
instantaneous speed/speed 

Definition
the magnitude of the instantaneous velocity 


Term
equation for instantaneous velocity 

Definition
limit as change in time approaches zero of displacement/change in time 


Term
As the change in time approaches zero in the equation for instantaneous velocity, what happens to the velocity? 

Definition
approaches the value of the instantaneous velocity 


Term

Definition
change in velocity/elapsed time 


Term
SI unit of average acceleration 

Definition


Term
Does the vector for average acceleration point in the same direction as the vector for velocity when the object is speeding up? 

Definition


Term
instantaneous acceleration/acceleration 

Definition
an object's acceleration at a particular instant of time; limit as change in time approaches zero of change in velocity/change in time 


Term
Does the vector for average acceleration point in the same direction as the vector for velocity when the object is slowing down? 

Definition


Term
In kinematics, what does "x" stand for? 

Definition


Term
In kinematics, what does "a" or "a bar" stand for? 

Definition


Term
In kinematics, what does "v" stand for? 

Definition
final velocity at time "t" 


Term
In kinematics, what does "v knot" stand for? 

Definition
initial velocity at time "t knot" which is 0 seconds 


Term
In kinematics, what does "t" stand for? 

Definition
time elapsed since "t knot" which is 0 seconds 


Term
Under what conditions can the equations of kinematics be used? 

Definition


Term

Definition
an idealized motion of an object downwards towards the Earth in which air resistance is neglected & the acceleration is nearly constant 


Term
acceleration due to gravity 

Definition
the acceleration of a freely falling body; magnitude is denoted by "g" 


Term
What is "g" equal to in m/s^2? 

Definition


Term
Does "freely falling" always mean that an object is falling down? 

Definition


Term
In any case of free fall, the object always experiences the same _____ due to gravity 

Definition


Term
What does the slope of position/time equal to for an object? 

Definition


Term
If an object is accelerating, what is changing? 

Definition


Term
What does the slope of the line tangent to the position/time curve equal for an object? 

Definition
its instantaneous velocity 


Term
What is the slope of the velocity/time curve equal to for an object? 

Definition

