Edexcel IGCSE Chemistry 复习笔记 1.3.1 Atoms: Definitions & Structure
Edexcel IGCSE Chemistry 复习笔记 1.3.1 Atoms: Definitions & Structure Atoms & Molecules It is important to understand the terms atom and molecule when referring to atomic structure, ...
Edexcel IGCSE Chemistry 复习笔记 1.3.1 Atoms: Definitions & Structure Atoms & Molecules It is important to understand the terms atom and molecule when referring to atomic structure, ...
根据英国教育部规定,GCSE课程分为“必修”和“选修”两部分,必修课程包括数学、英语和科学(物理、化学、生物),“选修”课程的覆盖范围广、种类多样,可满足不同学生的需要。英国也有“中考分流”说?提高GCSE英语和数...
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 复习笔记 1.2.5 Practical: Investigating Paper Chromatography Practical: Investigate Paper Chromatography Using Inks & Food Colourings Objective: Investigate how paper ch...
Synchronous Orbits A synchronous orbit is: When an orbiting body has a time period equal to that of the body being orbited and in the same direction of rotation as that body These usually re...
Edexcel IGCSE Chemistry 复习笔记 1.2.4 Interpreting Chromatograms Identifying Mixtures Pure substances will produce only one spot on the chromatogram If two or more substances are the same, ...
Double Angle Formulae What are the double angle formulae? The double angle formulae for sine and cosine are: These can be found in the formula booklet The formulae for sin and cos can be found in t...
自2019年起,英国部分大学就已经开始承认国内的高考成绩了!同学们可以用高考成绩直接申请英国大学本科课程。 不管你的分数是什么水平,国内升学都不是唯一的选择,放眼全球,可以选择的升学途径众多。拿着同样的...
Edexcel IGCSE Chemistry 复习笔记 1.2 3 Separation Techniques Simple Distillation This is used to separate a liquid and soluble solid from a solution (e.g., water from a solution of salt wate...
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