Edexcel IGCSE Physics: Double Science 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, inste...
Using Exps & Logs in Modelling What is exponential modelling? Exponential modelling is where real-life situations are modelled using exponential growth and decay Exponential growth is typically...
Reflection & Refraction All waves, whether transverse or longitudinal, can be?reflected?and?refracted Reflection occurs when: A wave hits a boundary between two media and does not...
Edexcel IGCSE Physics: Double Science 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 refractiv...
Exponential Growth & Decay What are exponential growth and exponential decay? y = Aekt?is exponential?growth y = Ae-kt?is exponential?decay k > 0?so plus or minus sign in equation immediatel...
Edexcel IGCSE Physics: Double Science 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 ...
Edexcel IGCSE Physics: Double Science 复习笔记：3.2.3 Core Practical: Investigating Refraction Core Practical 4: Investigating Refraction Aim of the Experiment To investigate the refraction ...
Edexcel IGCSE Physics: Double Science 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...
Exponential Equations What are exponential equations? An equation where the unknown is a power In simple cases the solutions can be “spotted” How do I solve exponential equations? Laws of In...
