Edexcel IGCSE Physics 复习笔记 1.1.5 Velocity-Time Graphs
Edexcel IGCSE Physics 复习笔记 1.1.5 Velocity-Time Graphs Velocity-Time Graphs A velocity-time graph shows how the velocity of a moving object varies with time The red line represents an obj...
AQA A Level Maths: Mechanics复习笔记3.1.1 Force Diagrams
Force Diagrams Why do we need force diagrams? Force diagrams are used to help understand a given scenario and show which forces are acting on which particles and in which direction they are ...
AQA A Level Maths: Mechanics复习笔记2.6.4 Deriving Projectile Formulae
Deriving Projectile Formulae What projectile formulae do I need to be able to derive? In the previous notes the equation of the trajectory of a particle was derived Other equations you need ...
Edexcel IGCSE Physics 复习笔记 1.1.4 Acceleration
Edexcel IGCSE Physics 复习笔记 1.1.4 Acceleration Acceleration Acceleration is defined as the rate of change of velocity In other words, it describes how much an object's velocity changes ev...
IB DP Maths: AA SL复习笔记4.2.2 Correlation & Regression
PMCC What is Pearson’s product-moment correlation coefficient? Pearson’s product-moment correlation coefficient (PMCC) is a way of giving a numerical value to a linear relationship of bivariate dat...
Edexcel IGCSE Physics 复习笔记 1.1.3 Core Practical: Investigating Motion
Edexcel IGCSE Physics 复习笔记 1.1.3 Core Practical: Investigating Motion Core Practical 1: Investigating Motion Aim of the Experiment The aim of this experiment is to investigate the motion...
Edexcel IGCSE Physics 复习笔记 1.1.2 Speed
Edexcel IGCSE Physics 复习笔记 1.1.2 Speed Calculating Average Speed The speed of an object is the distance it travels every second Speed is a scalar quantity This is because it only contain...
Edexcel IGCSE Physics 复习笔记 1.1.1 Distance-Time Graphs
Edexcel IGCSE Physics 复习笔记 1.1.1 Distance-Time Graphs Distance-Time Graphs A distance-time graph shows how the distance of an object moving in a straight line (from a starting position) ...
AQA A Level Maths: Mechanics复习笔记2.6.3 Equation of a Trajectory
Equation of a Trajectory What is the trajectory of a projectile? The trajectory of a projectile is the path it follows during its motion The modelling assumptions mean it is symmetrical It ...
