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...
Edexcel IGCSE Physics 复习笔记 3.1.2 Describing Wave Motion
Edexcel IGCSE Physics 复习笔记 3.1.2 Describing Wave Motion Describing Wave Motion When describing wave motion, there are several terms which are important to know, including: Amplitude Wave...
Edexcel IGCSE Physics 复习笔记 3.1.1 Transverse & Longitudinal Waves
Edexcel IGCSE Physics 复习笔记 3.1.1 Transverse & Longitudinal Waves Transverse & Longitudinal Waves Waves can exist as one of two types: Transverse Longitudinal ...
Edexcel IGCSE Physics 复习笔记 2.4.4 Uses & Dangers of Static Electricity
Edexcel IGCSE Physics 复习笔记 2.4.4 Uses & Dangers of Static Electricity Uses of Static Electricity Electrostatic charges are used in everyday situations such as photocopiers and inkjet...
Edexcel IGCSE Physics 复习笔记 2.4.2 Core Practical: Investigating Charging by Friction
Edexcel IGCSE Physics 复习笔记 2.4.2 Core Practical: Investigating Charging by Friction Core Practical 3: Investigating Charging by Friction Aim of the Experiment The aim of this experiment ...
Edexcel IGCSE Physics 复习笔记 2.4.1 Conductors & Insulators
Edexcel IGCSE Physics 复习笔记 2.4.1 Conductors & Insulators Conductors & Insulators Conductors A conductor is a material that allows charge (usually electrons) to flow through it ea...
Edexcel IGCSE Physics 复习笔记 2.3.5 AC & DC
Edexcel IGCSE Physics 复习笔记 2.3.5 AC & DC AC & DC Direct Current A direct current (d.c.) is defined as A current that is steady, constantly flowing in the same direction in...
Edexcel IGCSE Physics 复习笔记 2.3.4 Electricity & Heat
Edexcel IGCSE Physics 复习笔记 2.3.4 Electricity & Heat Electricity & Heat When electricity passes through a component, such as a resistor, some of the electrical energy is turned in...
