The Doppler effect

About this app

Move a sound source and compare compressed and stretched wavefronts. Explore observed frequency, audible pitch changes and the Mach cone beyond sound speed.

Subject: School physics

More from School physics

• The exposure triangle
• Density and buoyancy
• Additive and subtractive colour mixing
• Newton’s cradle and collisions
• Converging lenses and ray diagrams
• Projectile motion

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