Edexcel IGCSE Biology 复习笔记 4.4.1 The Effects of Pollution
Edexcel IGCSE Biology 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 years ...
IB DP Maths: AA HL复习笔记2.5.1 Reciprocal & Rational Functions
What is the reciprocal function? What are the key features of the reciprocal graph? The graph does not have a y-intercept The graph does not have any roots The graph has two asymptotes The graph do...
Edexcel IGCSE Biology 复习笔记 4.3.2 The Nitrogen Cycle
Edexcel IGCSE Biology 复习笔记 4.3.2 The Nitrogen Cycle The Nitrogen Cycle Nitrogen as an element is required to make proteins Neither plants nor animals can absorb it from the air as N2 gas...
康奈尔大学优势专业介绍！
想要申请美本的家长和同学们，肯定早就对Top30、Top50这些名校如数家珍。但我们对这些名校的热门专业、特色课程等了解，可能比想象中还要少。今天，就先一些来看看，藤校中“最亲民”的康奈尔大学它的10个优势专业...
Edexcel IGCSE Biology 复习笔记 4.3.1 Water Cycle & Carbon Cycle
Edexcel IGCSE Biology 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 – by specific p...
Edexcel IGCSE Biology 复习笔记 4.2.3 Food Pyramids & Transfer of Energy
Edexcel IGCSE Biology 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 a food chain. Th...
Edexcel IGCSE Biology 复习笔记 4.2.2 Food Webs
Edexcel IGCSE Biology 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 between organisms with...
Edexcel IGCSE Biology 复习笔记 4.2.1 Trophic Levels & Food Chains
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Edexcel IGCSE Biology 复习笔记 4.1.4 Abiotic & Biotic Factors
Edexcel IGCSE Biology 复习笔记 4.1.4 Abiotic & Biotic Factors Abiotic & Biotic Factors In Biology, ‘abiotic’ means non-living An abiotic factor is a non-living factor within an envir...
Edexcel IGCSE Biology 复习笔记 4.1.3 Biodiversity
Edexcel IGCSE Biology 复习笔记 4.1.3 Biodiversity Biodiversity Biodiversity is the range and variety of different species of organisms on Earth, or within an ecosystem It considers not only ...
IB DP Maths: AA HL复习笔记2.4.3 Modelling with Functions
What is a mathematical model? A mathematical model simplifies a real-world situation so it can be described using mathematics The model can then be used to make predictions Assumptions about the si...
IB DP Maths: AA HL复习笔记2.4.2 Solving Equations
How can I solve equations analytically where the unknown appears only once? These equations can be solved by rearranging For one-to-one functions you can just apply the inverse Addition and subtrac...
