Amplitude
The Maximum Displacement From Equilibrium In A Wave Or Oscillation.

Wavelength
The Distance Between Successive Crests Or Compressions In A Wave.

Longitudinal Wave
A Wave In Which Particles Move Parallel To The Direction Of Wave Travel.

Transverse Wave
A Wave In Which Particles Move Perpendicular To The Direction Of Wave Travel.

Wave
A Disturbance That Transfers Energy Through Space Or Matter Without Transferring Mass.

Frequency
The Number Of Oscillations Per Second, Inversely Related To Period.

Period
The Time Required For One Complete Cycle Of Oscillation.

Oscillation
A Repetitive Back And Forth Motion Around An Equilibrium Position, Seen In Simple Harmonic Motion.

Simple Harmonic Motion
A Type Of Periodic Motion Described By A Restoring Force Proportional To Displacement.

Centrifugal Force
An Apparent Outward Force Felt In A Rotating Noninertial Frame.