🔊 Frequency (f): Number of complete waves in 1 second. Unit: Hertz (Hz)
⏱️ Period (T): Time for one complete wave. T = 1/f. Unit: seconds (s)
📏 Wavelength (λ): Distance between two consecutive crests or troughs. Unit: meter (m)
📈 Amplitude (A): Maximum displacement from mean position. Unit: meter (m)
⚡ Speed (v): Distance traveled in 1 second. v = f × λ