Edexcel IGCSE Biology 复习笔记 1.1.2 Diffusion & Dilution
Edexcel IGCSE Biology 复习笔记 1.1.2 Diffusion & Dilution Diffusion & Dilution Diffusion and dilution experiments support a theory that all matter (solids, liquids and gases) is made...
IB DP Maths: AA HL复习笔记3.5.3 Modelling with Trigonometric Functions
Modelling with Trigonometric Functions What can be modelled with trigonometric functions? Anything that oscillates (fluctuates periodically) can be modelled using a trigonometric function Normally ...
Edexcel IGCSE Chemistry 复习笔记 1.1.1 The Three States of Matter
Edexcel IGCSE Chemistry 复习笔记 1.1.1 The Three States of Matter The Three States of Matter The three states of matter are solids, liquids and gases A substance can usually exist in all thr...
AQA A Level Physics复习笔记7.2.4 Work Done on a Mass
Work Done on a Mass When a mass is moved against the force of gravity, work is done The work done in moving a mass m is given by: ∆W = m∆V Where: ∆W = change in work done (J) m = mass (kg) ∆...
IB DP Maths: AA HL复习笔记3.5.2 Transformations of Trigonometric Functions
Transformations of Trigonometric Functions What transformations of trigonometric functions do I need to know? As with other graphs of functions, trigonometric graphs can be transformed through tran...
AQA A Level Physics复习笔记7.2.3 Graphical Representation of Gravitational Potential
Graphical Representation of Gravitational Potential Gravitational field strength, gand the gravitational potential,V can be graphically represented against the distance from the centre of a ...
AQA A Level Physics复习笔记7.2.2 Calculating Gravitational Potential
Calculating Gravitational Potential The equation for gravitational potential V is defined by the mass M and distance r: Where: V = gravitational potential (J kg-1) G = Newton’s gravitational...
AQA A Level Physics复习笔记7.2.1 Gravitational Potential
Gravitational Potential The gravitational potential energy (G.P.E) is the energy an object has when lifted off the ground given by the familiar equation: G.P.E = mgΔh The G.P.E on the surfac...
IB DP Maths: AA HL复习笔记3.5.1 Graphs of Trigonometric Functions
Graphs of Trigonometric Functions What are the graphs of trigonometric functions? The trigonometric functions sin, cos and tan all have special periodic graphs You’ll need to know their properties ...
