AQA A Level Maths: Mechanics复习笔记3.2.1 F = ma
F = ma What is Newton’s First Law of Motion (N1L)? An object at rest will stay at rest, and an object moving with constant velocity will continue to move with constant velocity, unless an un...
IB DP Maths: AA SL复习笔记4.3.1 Probability & Types of Events
Probability Basics What key words and terminology are used with probability? An experiment is a repeatable activity that has a result that can be observed or recorded Trials are what we call the re...
AQA A Level Maths: Mechanics复习笔记3.1.4 Forces in 2D - Vector Notation
Forces in 2D - Vector Notation How are forces and vectors linked? Forces are vectors – they have magnitude and direction. The Magnitude of a force is measured in Newtons and the direction of...
Edexcel IGCSE Physics 复习笔记 1.2.1 Types of Forces
Edexcel IGCSE Physics 复习笔记 1.2.1 Types of Forces Effects of Forces Forces can affect bodies in a variety of ways: Changes in speed: forces can cause bodies to speed up or slow down Chang...
Edexcel IGCSE Physics 复习笔记 1.1.7 Calculating Uniform Acceleration
Edexcel IGCSE Physics 复习笔记 1.1.7 Calculating Uniform Acceleration Calculating Uniform Acceleration The following equation of motion applies to objects moving with uniform (constant) acce...
AQA A Level Maths: Mechanics复习笔记3.1.3 Equilibrium in 2D
Equilibrium in 2D What does two dimensions (2D) mean in mechanics? In two dimensions, a particle may be considered as existing and being able to move around two-dimensional space rather than...
Edexcel IGCSE Physics 复习笔记 1.1.6 Area under a Velocity-Time Graph
Edexcel IGCSE Physics 复习笔记 1.1.6 Area under a Velocity-Time Graph Area under a Velocity-Time Graph The area under a velocity-time graph represents the displacement (or distance travelled...
AQA A Level Maths: Mechanics复习笔记3.1.2 Equilibrium in 1D
Equilibrium in 1D What is Newton’s First Law of Motion (N1L)? An object at rest will stay at rest, and an object moving with constant velocity will continue to move with constant velocity, ...
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...
