If you have to resit the unit 1 NAB on Wednesday (29th), here are some links to help with your revision.
unit 1 summary (PowerPoint)
unit 1 revision notes (pdf)
notes on vectors (pdf)
St. Kentigern’s Academy revision notes: units 1.1 & 1.2, 1.3 & 1.4 and 1.5 & 1.6 there is also a revision test and you can check your answers.