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 ...
IB DP Maths: AI SL复习笔记3.4.1 Voronoi Diagrams
Drawing Voronoi Diagrams What are Voronoi Diagrams? A Voronoi diagram shows the region containing the set of all points which are closer to one given site than to any other site on the diagram A si...
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...
IB DP Maths: AI SL复习笔记3.3.3 Applications of Trigonometry & Pythagoras
Bearings What are bearings? Bearings are a way of describing and using directions as angles They are specifically defined for use in navigation because they give a precise location and/or direction...
IB DP Maths: AI SL复习笔记3.3.2 Non Right-Angled Trigonometry
Sine Rule What is the sine rule? The sine rule allows us to find missing side lengths or angles in non-right-angled triangles It states that for any triangle with angles A, B and C Where a is the s...
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...
