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P4 · KS3 Physics

Waves

Sound, light & the electromagnetic spectrum

📋 What you'll learn in this topic

What a wave is and how waves transfer energy
The difference between transverse and longitudinal waves
Wave properties: amplitude, wavelength and frequency
How to measure and calculate wave properties
How sound travels and the speed of sound

📚 Lessons

Understanding Waves

Transverse & longitudinal waves, amplitude, wavelength, frequency, speed of sound — with interactive animations and self-checking activities.

Interactive Scaffolded Self-marking

Sound

How sound waves are produced and travel, pitch and volume, the speed of sound in different materials, echoes and hearing range.

Interactive Scaffolded Self-marking