Parametric Equations - Sketching Graphs How do I sketch a graph from parametric equations? Plotting a graph is covered in Parametric Equations - Basics Still find the key features of a graph … … t...
Parametric Equations - Eliminating the Parameter What does eliminating the parameter mean? In parametric equations, x = f(t) and y = g(t) There is still a connection directly linking x and y This ...
Parametric Equations - Basics What are parametric equations? Graphs are usually described by a Cartesian equation The equation involves x and y only Equations like this can sometimes be rearranged...
Edexcel IGCSE Physics: Double Science 复习笔记：5.2.5 The Pressure Law The Pressure Law If the volume V of an ideal gas is constant, the pressure law is given by: P ∝ T This means t...
Edexcel IGCSE Physics: Double Science 复习笔记：5.2.4 The Gas Laws The Gas Laws Gas laws provide explanations for the relationships between: Pressure and volume at a constant temperature Pre...
Edexcel IGCSE Physics: Double Science 复习笔记：5.2.3 Temperature Temperature & Speed Imagine molecules of gas that are free to move around in a box The molecules in the gas move around ...
Edexcel IGCSE Physics: Double Science 复习笔记：5.2.2 Absolute Zero Absolute Zero The amount of pressure that a gas exerts on its container is dependent on the temperature of the gas This is...
Edexcel IGCSE Physics: Double Science 复习笔记：5.2.1 Kinetic Theory Kinetic Theory of Gases Molecules in a gas are in constant random motion at high speeds Random motion means that the mole...
Edexcel IGCSE Physics: Double Science 复习笔记：5.1.4 Pressure in Liquids Pressure in Liquids A fluid is either a liquid or a gas When an object is immersed in a fluid, the fluid will exert ...
