2022上海国际高中“四校八大”已公布，2023年上海国际学校春招开启！
近日，备受留学家庭瞩目的2022年沪上国际高中“四校八大”评选已落下帷幕，名单一出，引起了不少留学家庭的讨论。虽然这份榜单成立时间并不久，但是其中的一些学校排名变化还是可以给身在上海，并且致力于申请国外...
Edexcel A Level Physics:复习笔记7.13 Exponential Discharge in a Capacitor
Exponential Discharge in a Capacitor The Discharge Equation When a capacitor discharges through a resistor, the charge stored on it decreases exponentially The amount of charge remaining on the cap...
Edexcel A Level Physics:复习笔记7.12 Core Practical 11: Investigating Capacitor Charge & Discharge
Required Practical: Charging & Discharging Capacitors Aim of the Experiment The overall aim of this experiment is to calculate the capacitance of a capacitor. This is just one example of how th...
Edexcel A Level Physics:复习笔记7.11 Charge & Discharge Curves
Charge & Discharge Curves Charging Curves Capacitors are charged by a power supply (e.g. a battery) When charging, electrons are 'pulled' from the plate connected to the positive terminal of th...
2022BPHO竞赛时间已公布，BPHO竞赛含金量如何？
说到物理领域的学术活动“大哥大”，美国有Physics Bowl“物理碗”，英国则有BPHO英国物理奥林匹克学术活动。如果你对物理感兴趣，想通过学术活动为自己的申请加分，那么各位物理迷，一定也不能错过BPhO哦！ BPhO英国...
Edexcel A Level Physics:复习笔记7.10 Energy Stored by a Capacitor
Energy Stored by a Capacitor When charging a capacitor, the power supply 'pushes' electrons to one of the metal plates It therefore does work on the electrons and electrical energy becomes stored o...
2022-2023年热门竞赛项目有哪些？爬藤Buff怎么加？
2022-2023年热门学术活动项目有哪些？值得报名吗？要怎么准备？小编总结了几大热门学术活动，尽早报名还可享早鸟报名优惠，提前选择队友，为“冲奖爬藤”做准备。 NEC全美经济学挑战 National Economics Challenge...
2022 BPHO物理竞赛报名已开启，BPHO竞赛难度如何？
在标化成绩不具有最佳竞争力的时候，要靠什么脱颖而出呢？对于想要申请牛剑G5等等名校的学生来说，能在BPhO学术活动中拿到奖项，无疑就是证明物理类学术能力的有效途径，且能够帮助同学们打下很好的牛剑G5笔面试...
Edexcel A Level Physics:复习笔记7.9 Capacitance
Capacitance Capacitors are electrical devices used to store energy in electronic circuits, commonly for a backup release of energy if the power fails Capacitors do this by storing electric charge, ...
2023夏季A-Level/GCSE大考计划公布，高分比例将整体下降！
转眼开学已有一个多月，国内各省市陆续发布新学期阶段学习/考试等政策，和体制内一样，英国教育部也在“黄金九十月”发布GCSE最新政策。 9月下旬，英国教育部(Department of Education)和考试监管机构Ofqual(The Of...
Edexcel A Level Physics:复习笔记7.8 Representing Radial & Uniform Electric Fields
Using Field Lines & Equipotential Diagrams The direction of electric fields is represented by electric field lines Electric field lines are directed from positive to negative Therefore, the fie...
Edexcel A Level Physics:复习笔记7.7 Electric Potential for a Radial Field
Electric Potential for a Radial Field Electric Potential Energy In order to move a positive charge closer to another positive charge, work must be done to overcome the force of repulsion between th...
