Edexcel IGCSE Physics 3 28p Pitch and Frequency Questions

Practise linking pitch to frequency by reading traces, choosing the relevant wave property, and interpreting source vibration changes.

Exam points

state that frequency determines the pitch of a sound wave
draw a higher-pitch trace by increasing frequency while keeping the context consistent
use a graph or line of best fit to choose the string length for a required frequency

[Maximum number: 1]

This question is about sound.

State which wave property determines the pitch of a sound.

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