Physics prelim higherWatch
Small 'm' means you're gonna get a small number
Momentum is in P as Momen'tummy' is close to where you pee
CHAVS (Cos Horizontal and Vertical Sine) for calculating vertical or horizontal speed, force etc
For doppler effect, when an object is coming towards you, you take away because towards and take away both begin with 't'
Z is the redshift because after a shift at work you go for a sleep which can also be called zzzzzzzzzzz