PHYSICS
,3 Kinematics ...........................................................4
3.1 Equations of motion .....................................................4
Speed .........................................................................4
Distance and displacement ...........................................5
Speed and velocity ......................................................5
Meaning of acceleration ..............................................6
Calculating acceleration ...............................................7
Units of acceleration ....................................................7
Measuring velocity and acceleration .............................8
Displacement-time graphs .............................................8
Velocity-time graph ......................................................8
Equations of motion .....................................................9
Deriving equations of motion ......................................10
Acceleration caused by gravity ...................................11
Determining g ............................................................12
Motion in two dimensions - projectiles .........................13
Understanding projectiles ...........................................14
4 Dynamics ............................................................15
4.1 Momentum and Newton’s laws of motion ....................15
Mass and inertia ........................................................15
Understanding motion ................................................18
4.2 Non-uniform motion...................................................20
Pull of gravity ............................................................20
4.3 Linear momentum and its conservation ........................22
Understanding collisions ............................................23
, Explosions and crash-landings ....................................26