Edexcel IGCSE Physics 复习笔记 4.1.5 Core Practical: Investigating Thermal Energy Core Practical 8: Investigating Thermal Energy Equipment List Resolution of measuring equipment: Thermometer...
Edexcel IGCSE Physics 复习笔记 4.1.4 Conduction, Convection & Radiation Conduction Thermal energy transfers from hotter areas to cooler areas by the processes of: Conduction Convection R...
Edexcel IGCSE Physics 复习笔记 4.1.3 Efficiency Efficiency The efficiency of a system is a measure of how well energy is transferred in a system Efficiency is defined as: The ratio of...
Edexcel IGCSE Physics 复习笔记 4.1.2 Conservation of Energy Conservation of Energy The principle of conservation of energy states that: Energy cannot be created or destroyed, it can o...
Edexcel IGCSE Physics 复习笔记 4.1.1 Energy Stores & Transfers Energy Stores & Transfers Energy can be stored in different ways, and there are changes in the way it is stored when a ...
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...
