Edexcel IGCSE Biology: Double Science 复习笔记 4.4.1 The Effects of Pollution The Effects of Pollution Human population growth globally has been increasing exponentially for the last 150 yea...
Edexcel IGCSE Biology: Double Science 复习笔记 4.3.1 Water Cycle & Carbon Cycle The Water Cycle Water molecules move between various locations – such as rivers, oceans and the atmosphere...
Edexcel IGCSE Biology: Double Science 复习笔记 4.2.3 Food Pyramids & Transfer of Energy Food Pyramids A pyramid of numbers shows how many organisms we are talking about at each level of ...
Edexcel IGCSE Biology: Double Science 复习笔记 4.2.2 Food Webs Food Webs A food web is a network of interconnected food chains Food webs are more realistic ways of showing connections betwee...
对于家长来说，国际课程的选择往往是择校的第一步。随着国际学校数量的不断增加，学校与学校之间的竞争也越来越大。目前，春招已经拉开帷幕！以下为2023上海国际高中春招时间表一览！ 主要国际高中春招日期与课程...
Edexcel IGCSE Biology: Double Science 复习笔记 4.2.1 Trophic Levels & Food Chains Trophic Levels & Food Chains Trophic levels Trophic levels are used to describe the feeding relation...
Intro to Polar Coordinates What are polar coordinates? Polar coordinates are an alternative way (to Cartesian coordinates) to describe the position of a point in 2D (or 3D) space In 2D, the positio...
Edexcel IGCSE Biology: Double Science 复习笔记 Abiotic & Biotic Factors In Biology, ‘abiotic’ means non-living An abiotic factor is a non-living factor within an environment such as temperature...
Edexcel IGCSE Biology: Double Science 复习笔记 4.1.2 Practical: Investigating Population Size Practical: Investigating Population Size Ecology is the branch of biology that studies: T...
Edexcel IGCSE Biology: Double Science 复习笔记 4.1.1 Key Terms in Ecology Key Terms in Ecology There are several key terms that we use when referring to the various different components of a...
Edexcel IGCSE Biology: Double Science 复习笔记 3.2.7 Natural Selection Darwin's Theory of Evolution by Natural Selection Charles Darwin proposed the theory of evolution by natural sel...
Edexcel IGCSE Biology: Double Science 复习笔记 3.2.6 Mutation Mutations Mutations are rare, random changes that occur in the sequence of DNA bases in a gene or a chromosome Mutations occur c...
