Simple kinetics: motion along a line
Kinematics: part of mechanics that describes motion itself
Dynamics: part of mechanics that describes cause of motion
Distance vs. displacement
Distance: duh
Displacement: net change in distance
Position |
R (x,y,z) |
Velocity |
v |
Acceleration |
a |
Velocity as a derivative of time
dx/dt
Calculus equations in Wikipedia
seismic waves
s wave (transverse verticle)
Rayleigh wave (transverse verticle/compressional)
Love wave (transverse horizontal)
v=(t/(m/l))^.5