# IPC Chapter 4

 The flashcards below were created by user jkhulstein2 on FreezingBlue Flashcards. the branch of applied mathematical dealing with motion and forces mechanics measures the positions, speed or velocity, and acceleration of objects kinematics the branch of mechanics concerned with the motion of bodies under the action of forces dynamics the branch of mechanics concerned with bodies at rest and forces in equilibrium statics a pause or break in activity interval any measurable quantity that can be completely described with a single piece of information is a scalar quantity; having only magnitude, not direction scalar a quantity having direction as well as magnitude vector the amount of space between two things or people distance the moving of something from its place or position displacement the great size or extent of something magnitude the rate of motion speed physics, velocity is the rate of change of displacement average speed the rate of displacement;the speed of something in a given direction velocity increase in the rate of speed of something acceleration a set of connected things or part forming a complex whole system can slow, stop or reverse the original positive velocity negative acceleration equal to the distance traveled speed the total distance divided by the total time average speed the actual speed at any given moment (basically the speedometer) instantaneous speed can be a scalar or vector; the rate of change of speed or velocity over time acceleration vectors are drawn as lines requires 2 pieces of information: a scalar for a magnitude and a direction vector velocity vs. speed; a measurable quantity that has both a scalar value and a direction associated with it vector an entity consisting of one or more parts that logically belong physical system the geometric space containing the point of reference frame of reference, or reference frame an imaginary line marked off in distance units coordinate axis physicists split mechanics into 3 parts: kinematics, dynamics, statics Authorjkhulstein2 ID241384 Card SetIPC Chapter 4 DescriptionIPC Chapter 4 Updated2013-10-18T18:23:25Z Show Answers