Edexcel IGCSE Physics 复习笔记 3.3.4 Pitch & Loudness
Edexcel IGCSE Physics 复习笔记 3.3.4 Pitch & Loudness Pitch The pitch of a sound is related to the frequency of the vibrating source of sound waves If the frequency of vibration is high,...
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Edexcel IGCSE Physics 复习笔记 3.3.4 Pitch & Loudness Pitch The pitch of a sound is related to the frequency of the vibrating source of sound waves If the frequency of vibration is high,...
Edexcel IGCSE Physics 复习笔记 3.3.3 Core Practical: Using an Oscilloscope Core Practical 7: Using an Oscilloscope Aim of the Experiment The aim of this experiment is to investigate the freq...
Edexcel IGCSE Physics 复习笔记 3.3.2 Sound & Oscilloscopes Sound & Oscilloscopes An oscilloscope is a device that can be used to study a rapidly changing signal, such as: A sound wav...
Edexcel IGCSE Physics 复习笔记 3.3.1 Core Practical: Investigating the Speed of Sound Core Practical 6: Investigating the Speed of Sound Equipment List Resolution of measuring equipment: Tru...
Edexcel IGCSE Physics 复习笔记 3.2.6 Total Internal Reflection Total Internal Reflection Sometimes, when light is moving from a denser medium towards a less dense one, instead of being refracted, a...
Edexcel IGCSE Physics 复习笔记 3.2.5 Core Practical: Investigating Snell's law Core Practical 5: Investigating Snell's Law Aim of the Experiment To investigate the refractive index of glass,...
Edexcel IGCSE Physics 复习笔记 3.2.4 Snell's Law Snell's Law When light enters a denser medium (such as glass) it slows down and bends towards the normal How much the light bends depends on ...
Edexcel IGCSE Physics 复习笔记 3.2.3 Core Practical: Investigating Refraction Core Practical 4: Investigating Refraction Aim of the Experiment To investigate the refraction of light using re...
Edexcel IGCSE Physics 复习笔记 3.2.2 Reflection & Refraction Reflection & Refraction All waves, whether transverse or longitudinal, can be reflected and refracted Reflection occurs w...
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