
Amplitude | Definition & Facts | Britannica
Oct 24, 2025 · Amplitude, in physics, the maximum displacement or distance moved by a point on a vibrating body or wave measured from its equilibrium position. It is equal to one-half the …
Amplitude - Wikipedia
The amplitude of a periodic variable is a measure of its change in a single period (such as time or spatial period). The amplitude of a non-periodic signal is its magnitude compared with a …
Frequency, wavelength, amplitude and wave speed - BBC
The amplitude (a) of a wave is the distance from the centre line (or the still position) to the top of a crest or to the bottom of a trough .
Amplitude, Period, Phase Shift and Frequency - Math is Fun
The Amplitude is the height from the center line to the peak (or to the trough). Or we can measure the height from highest to lowest points and divide that by 2. The Phase Shift is how far the …
What is Amplitude in Physics? - California Learning Resource …
Jul 13, 2025 · In physics, amplitude is a fundamental descriptor of oscillatory phenomena, encompassing waves, vibrations, and signals. It quantifies the magnitude of change in an …
Physics Tutorial: Energy Transport and the Amplitude of a Wave
As discussed earlier in Lesson 2, the amplitude of a wave refers to the maximum amount of displacement of a particle on the medium from its rest position.
What is amplitude? - howengineeringworks.com
Nov 29, 2025 · A larger amplitude means the wave carries more energy. Amplitude is an important property of all types of waves, such as sound waves, light waves, and water waves. …
Amplitude in Physics: Definition, Examples & Applications
The term amplitude in physics is said to be the maximum displacement or distance that is moved by a point on a body that is vibrating or wave measured from its equilibrium position.
Amplitude - GCSE Physics Definition
May 13, 2025 · Amplitude is sometimes described as the maximum displacement from the undisturbed position. If you imagine the wave as a water wave, the undisturbed position is the …
Amplitude Definition - Principles of Physics I Key Term | Fiveable
Amplitude is the maximum displacement of a wave or oscillating system from its equilibrium position. This term is crucial as it determines the energy carried by waves, the loudness of …