Moments Diagrams When an object is modelled as a?particle?we do?not?need to consider the?rotation?of the object due to forces. When we model an object as a?rigid body??then we need to consid...
Edexcel IGCSE Physics 復(fù)習(xí)筆記 1.2.9 Hooke's Law Hooke's Law The relationship between the extension of an elastic object and the applied force is defined by?Hooke's Law Hooke's Law states th...
Edexcel IGCSE Physics 復(fù)習(xí)筆記 1.2.8 Core Practical: Investigating Force & Extension Core Practical 2: Investigating Force & Extension Equipment List Resolution?of measuring equipmen...
Coefficient of Friction - Equilibrium How is friction used when a body is in equilibrium? When a body is in static equilibrium under the action of a number of forces, including friction, the...
Coefficient of Friction - Inclined Planes How is the coefficient of friction used in problems involving inclined planes? On an?inclined plane?the basic principles are the same as for?coeffic...
今年由于疫情的原因，IBO官方宣布了上海等多地的5月IB大考取消了，轉(zhuǎn)而使用預(yù)估分?jǐn)?shù)的方式進(jìn)行院校申請。 那么今年上海以IB課程體系為主的各大國際學(xué)校錄取情況如何？各大國外名校對IB成績?nèi)匀徽J(rèn)可嗎？ 上海國際...
Edexcel IGCSE Physics 復(fù)習(xí)筆記 1.2.7 Terminal Velocity Terminal Velocity Falling objects experience?two forces: Weight?(due to gravity) Air resistance?(due to friction) The force of a...
Coefficient of Friction - F = ma How do we apply Newton’s Second Law (F = ma) in problems involving friction? The?coefficient of friction?combined with?F?=?ma?allows you to determine an obje...
Edexcel IGCSE Physics 復(fù)習(xí)筆記 1.2.6 Stopping Distance Stopping Distance The?stopping distance?of a car is defined as: The total distance travelled during the time it takes for a car ...
