Week 0 Basic Principles Flashcards
1
Q
what is kinematics?
A
study of geometry of motion
2
Q
what is kinetics?
A
study of relation between forces acting on a body
3
Q
what is rectilinear motion?
A
motion where particles move along a straight line
4
Q
what is velocity
A
rate of change of position
5
Q
what is acceleration
A
rate of change of velocity
6
Q
what happens when acceleration and velocity of a particle have the same sign
A
particle’s speed is increasing
7
Q
what happens when acceleration and velocity of a particle have different signs
A
particle’s speed is decreasing
