Edexcel IGCSE Physics: Double Science 复习笔记：7.1.5 Decay Equations
Edexcel IGCSE Physics: Double Science 复习笔记：7.1.5 Decay Equations Decay Equations Radioactive decay events can be shown using a decay equation A decay equation is similar to a che...
Edexcel A Level Maths: Statistics:复习笔记4.1.1 Discrete Probability Distributions
Discrete Random Variables What is a discrete random variable? A random variable is a variable whose value depends on the outcome of a random event The value of the random variable is not known unti...
Edexcel IGCSE Physics: Double Science 复习笔记：7.1.4 Core Practical: Investigating Radiation
Edexcel IGCSE Physics: Double Science 复习笔记：7.1.4 Core Practical: Investigating Radiation Core Practical 13: Investigating Radiation Aim of the Experiment The aim of this experiment is ...
Edexcel IGCSE Physics: Double Science 复习笔记：7.1.3 Types of Radiation
Edexcel IGCSE Physics: Double Science 复习笔记：7.1.3 Types of Radiation Types of Radiation Unstable Nuclei and Radiation Some atomic nuclei are unstable This is because of an imbalance in t...
Edexcel IGCSE Physics: Double Science 复习笔记：7.1.2 Isotopes
Edexcel IGCSE Physics: Double Science 复习笔记：7.1.2 Isotopes Isotopes Although the number of protons in a particular element is always the same, the number of neutrons can be different Iso...
Edexcel A Level Maths: Statistics:复习笔记3.2.4 Probability Formulae
Probability Formulae What is meant by probability formulae? If you have seen any of the other Revision Notes on probability, almost every one contains a formula These however are often disguised in...
Edexcel IGCSE Physics: Double Science 复习笔记：7.1.1 Atomic Structure
Edexcel IGCSE Physics: Double Science 复习笔记：7.1.1 Atomic Structure Atomic Structure Atoms are the building blocks of all matter They are incredibly small, with a radius of only 1 ...
Edexcel IGCSE Physics: Double Science 复习笔记：6.2.2 Generators & Dynamos
Edexcel IGCSE Physics: Double Science 复习笔记：6.2.2 Generators & Dynamos Generators & Dynamos The generator effect can be used to: Generate a.c in an generator Generate d.c ...
Edexcel A Level Maths: Statistics:复习笔记3.2.3 Further Tree Diagrams
Further Tree Diagrams What do you mean by further tree diagrams? The tree diagrams used here are no more complicated than those in the first Tree Diagrams revision note, however The wording/termino...
