## 02. Kinematics

[accordions autoHeight='true'] [accordion title="1. Definitions"] Displacement is the distance travelled along a specified direction. Speed is the rate of change of distance travelled. Velocity is the rate of change of displacement. Acceleration is the rate of change of velocity. [/accordion] [accordion title="2. One-Dimensional Motion with Constant Acceleration"] s: displacement u: initial velocity v: final velocity a: acceleration t: time [/accordion]

## 01. Measurement

[accordions autoHeight='true'] [accordion title="1. Base and Derived Quantities"] Physical quantities are classified as base (or fundamental) quantities and derived quantities. 7 base quantities are chosen to form the base units. Base Quantity Base Unit mass kilogram (kg) length metre (m) time second (s) electric current ampere (A) temperature kelvin (K) amount of substance mole (mol) luminous intensity candela