Edexcel IGCSE Chemistry 復習筆記 1.4.1 Periodic Table: Basics
Edexcel IGCSE Chemistry 復習筆記 1.4.1 Periodic Table: Basics Arrangement of the Periodic Table There are over 100 chemical elements which have been isolated and identified Elements are arra...
AQA A Level Physics復習筆記7.4.2 Electric Field Lines
Representing Electric Fields The direction of electric fields is represented by electric field lines Electric field lines are directed from positive to negative Therefore, the field lines mu...
Edexcel IGCSE Chemistry 復習筆記 1.3.2 Calculate Relative Atomic Mass
Edexcel IGCSE Chemistry 復習筆記 1.3.2 Calculate Relative Atomic Mass Calculate Relative Atomic Mass The relative atomic mass of each element is calculated from the mass number and relative abundan...
AQA A Level Physics復習筆記7.4.1 Coulomb's Law
Coulomb's Law All charged particles produce an electric field around it This field exerts a force on any other charged particle within range The electrostatic force between two charge...
IB DP Maths: AA HL復習筆記3.6.5 Linear Trigonometric Equations
Trigonometric Equations: sinx = k How are trigonometric equations solved? Trigonometric equations can have an infinite number of solutions For an equation in sin or cos you can add 360° or 2π to ea...
Edexcel IGCSE Chemistry 復習筆記 1.3.1 Atoms: Definitions & Structure
Edexcel IGCSE Chemistry 復習筆記 1.3.1 Atoms: Definitions & Structure Atoms & Molecules It is important to understand the terms atom and molecule when referring to atomic structure, ...
提高GCSE英語和數學考試成績是英國中考關鍵！
根據英國教育部規定，GCSE課程分為“必修”和“選修”兩部分，必修課程包括數學、英語和科學(物理、化學、生物)，“選修”課程的覆蓋范圍廣、種類多樣，可滿足不同學生的需要。英國也有“中考分流”說？提高GCSE英語和數...
IB DP Maths: AA HL復習筆記3.6.4 Relationship Between Trigonometric Ratios
Relationship Between Trigonometric Ratios What relationships between trigonometric ratios should I know? If you know a value for one trig ratio you can often use this to work out the value for the ...
Edexcel IGCSE Chemistry 復習筆記 1.2.5 Practical: Investigating Paper Chromatography
Edexcel IGCSE Chemistry 復習筆記 1.2.5 Practical: Investigating Paper Chromatography Practical: Investigate Paper Chromatography Using Inks & Food Colourings Objective: Investigate how paper ch...
