Waves

What is a Progressive Wave? A progressive wave is a periodic disturbance that transfers energy without transferring matter. This periodic disturbance is usually…

Longitudinal Waves Sound waves travel differently from transverse waves. In a longitudinal wave , the particles of the medium oscillate in a direction parallel…

The Doppler Effect Think of a stationary car sounding its horn. When you stand beside it you hear the horn at a certain pitch. We detect the pitch of a sound by…

The Electromagnetic Spectrum Electromagnetic waves are transverse waves that can travel through a vacuum at the speed of light. Key Definitions Electromagnetic…

Polarisation Polarisation is a phenomenon unique to transverse waves that restricts oscillations to a single plane. Key Definitions Polarisation : The process…