IB DP Biology: HL复习笔记1.2.2 Endosymbiotic Theory
Endosymbiotic Theory Endosymbiosis Endosymbiosis is where one organism lives within another If the relationship is beneficial to both organisms the engulfed organism is not digested For endosymbios...
Edexcel IGCSE Geography 复习笔记 2.2.2 Characteristics of Coastal Ecosystem
Edexcel IGCSE Geography 复习笔记 2.2.2 Characteristics of Coastal Ecosystem Characteristics of Coral Reef Ecosystems An ecosystem is a community of interacting biotic and abiotic organisms All ecos...
2023上海市英才计划启动！从去年上海各高中入选情况预测今年甄选趋势！
关注科研的国内家长应该对“英才计划”并不陌生。入选“英才计划”，不仅能让学生近距离接触前沿的科学研究，还有机会晋级世界规模最大的科研赛事——ISEF国际科学与工程大奖赛！ 六月底，“英才计划”正式宣布了2023年新...
Edexcel IGCSE Geography 复习笔记 2.2.1 Coastal Ecosystems of the World
Edexcel IGCSE Geography 复习笔记 2.2.1 Coastal Ecosystems of the World Distribution & Features of Coral Reefs Distribution of Coral Reefs Coral reefs are large deposits of calcium carbonate bui...
Edexcel IGCSE Geography 复习笔记 2.1.3 Coastal Environmental Change
Edexcel IGCSE Geography 复习笔记 2.1.3 Coastal Environmental Change Influence of Geology Geology shapes the coastline over time, place and space A coastline made up of softer rocks such as sands an...
Edexcel IGCSE Geography 复习笔记 2.1.2 Coastal Landforms
Edexcel IGCSE Geography 复习笔记 2.1.2 Coastal Landforms Erosional Landforms Headland and Bay Found in areas of alternating bands of resistant (hard) and less resistant (soft) rocks running perpend...
Edexcel IGCSE Geography 复习笔记 2.1.1 Coastal Processes
Edexcel IGCSE Geography 复习笔记 2.1.1 Coastal Processes Wave Action & Erosion Coasts are the meeting point of the land and sea and are an open system, with inputs (sediment), transfers (longsh...
中学生科研计算机科学和统计学新课题：机器学习-行星种类预测
宇宙离我们真的很遥远吗？当地时间7月11日，美国总统拜登通过社交媒体公布了韦伯空间望远镜拍摄的首张宇宙全彩色图像。 命名为“韦伯第一深场”，是人类史上首次捕捉到的宇宙全彩图。也是迄今为止最清晰的宇宙景象...
IB DP Biology: HL复习笔记1.2.1 Origin of Cells
Spontaneous Generation Pre-existing cells In 1852 Robert Remak made the conclusion that cells divided to form new cells, that is cells came from pre-existing cells His conclusion was reached after ...
Edexcel IGCSE Geography 复习笔记 1.3.3 Flooding - Causes & Control
Edexcel IGCSE Geography 复习笔记 1.3.3 Flooding - Causes & Control Causes of Flooding Flooding occurs when the capacity of the river channel is exceeded The water flows over the banks and onto ...
Edexcel IGCSE Geography 复习笔记 1.3.2 Water Quality & Supply
Edexcel IGCSE Geography 复习笔记 1.3.2 Water Quality & Supply Variations in Water Quality Clean, potable water is essential for human consumption, irrigation and for livestock Approximately one...
IB DP Biology: HL复习笔记1.1.6 Skills: Cell Theory
Practical 1: Using a Microscope Many biological structures are too small to be seen by the naked eye Optical (light) microscopes are an invaluable tool for scientists as they allow for tissues, cel...
