Edexcel IGCSE Physics 復習筆記 1.1.7 Calculating Uniform Acceleration Calculating Uniform Acceleration The following equation of motion applies to objects moving with?uniform (constant) acce...
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 復習筆記 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...
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 復習筆記 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...
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 ...
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 復習筆記 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...
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...
