Edexcel IGCSE Physics 复习笔记 3.2.4 Snell's Law
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
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
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...
Edexcel IGCSE Physics 复习笔记 3.2.1 Light & Sound Waves
Edexcel IGCSE Physics 复习笔记 3.2.1 Light & Sound Waves Light Visible light is a part of the electromagnetic spectrum which means it is a transverse wave This means the direction the li...
Edexcel IGCSE Physics 复习笔记 3.1.7 Dangers of EM Waves
Edexcel IGCSE Physics 复习笔记 3.1.7 Dangers of EM Waves Dangers of EM Waves As the frequency of electromagnetic (EM) waves increases, so does the energy Beyond the visible part of the spect...
Edexcel IGCSE Physics 复习笔记 3.1.6 Applications of EM Waves
Edexcel IGCSE Physics 复习笔记 3.1.6 Applications of EM Waves Applications of EM Waves Electromagnetic waves have a variety of uses and applications The main ones are summarised in the table...
Edexcel IGCSE Physics 复习笔记 3.1.5 Electromagnetic (EM) Waves
Edexcel IGCSE Physics 复习笔记 3.1.5 Electromagnetic (EM) Waves Properties of EM Waves Electromagnetic waves are defined as: Transverse waves that transfer energy from the source of t...
Edexcel IGCSE Physics 复习笔记 3.1.4 The Doppler Effect
Edexcel IGCSE Physics 复习笔记 3.1.4 The Doppler Effect The Doppler Effect The Doppler Effect is defined as: The apparent change in wavelength and frequency of a wave emitted by a mov...
Edexcel IGCSE Physics 复习笔记 3.1.3 The Wave Equation
Edexcel IGCSE Physics 复习笔记 3.1.3 The Wave Equation The Wave Equation All waves obey the wave equation, which is used to calculate the wave speed: Where: v = wave speed in m...
