2022年美国Top30大学新开学院和专业盘点！
最近，除了新申请政策逐步揭幕以外，还有多所美国院校开设新的学院和专业，这就意味着新的申请机会。本次新专业的开放以理科、工科为主，也不乏商科、社科类新专业，正在选校定专业的同学，不要错过这些新机遇哦...
IB DP Physics: SL复习笔记5.2.9 Potential Divider Circuits
Potential Divider Circuits When two resistors are connected in series, through Kirchhoff’s Second Law, the potential difference across the power source is divided between them Potential dividers ar...
IB DP Physics: SL复习笔记5.2.8 Heating Effect of Current
Heating Effect of Current When electricity passes through a component, such as a resistor, some of the electrical energy is turned into heat, therefore, increasing its temperature The heat that is ...
2022年夏季A-Level考试成绩即将放榜！出分后应该做什么？
时间已进入8月，各大考试局将会纷纷公布2022年夏季A-Level考试成绩。 面对不同的A-Level考试成绩，接下来又有哪些选择呢？ 三大考试局夏季大考放榜时间 爱德思考试局 A-Level：2022年8月17日下发给考试中心，8月1...
IB DP Physics: SL复习笔记5.2.7 Series & Parallel Circuits
Series & Parallel Circuits The following statements for series and parallel circuits are a consequence of Kirchhoff's first and second law In a series circuit: The current is the same at any po...
IB DP Physics: SL复习笔记5.2.6 Investigating Resistivity
Investigating Resistivity Aims of the Experiment The aim of the experiment is to determine the resistivity of a 2 metre constantan wire Variables: Independent variable = Length, L, of the wire (m) ...
IB DP Physics: SL复习笔记5.2.5 Resistivity
Resistivity Resistance, Length and Cross-Sectional Area The resistance of a sample depends on: The material it is made of The length of the sample The cross-sectional area of the sample The resista...
IB DP Physics: SL复习笔记5.2.4 I-V Characteristics
Ohm's Law Ohm's law states that: For a conductor at a constant temperature, the current through it is proportional to the potential difference across it An electrical component obeys Ohm’s law if i...
IB DP Physics: SL复习笔记5.2.3 Kirchhoff’s Circuit Laws
Kirchhoff's Circuit Laws Kirchhoff's First Law Kirchhoff’s first law states that: The sum of the currents entering a junction always equals the sum of the currents out of the junction A junction is...
IB DP Physics: SL复习笔记5.2.2 Resistance & Resistors
Resistance As electrons move through the metal wire of a circuit (or any other component), they transfer some of their electrical potential energy to the positive ions of the metal Free electrons c...
IB DP Physics: SL复习笔记5.2.1 Circuits
Circuit Diagrams The diagram below shows the various circuit symbols that could be used in circuit diagrams Common circuit symbols Functions of Most Common Components Switch: it turns the circuit o...
CA系统8月1日正式开放，2023美本申请季开启！附CA系统注册申请流程
每年的8月1号，对于美本申请的同学们意义重大的日子：轰轰烈烈的申请季战打响了——Common App开放申请！ Common App简介 Common App全称Common Application，简称CA。Common App申请系统的最大特点是，申请人只需...
