A-Level Maths OCR B (MEI) H640

Know the language used to describe simplifying assumptions in mechanics.

Including the words: light; smooth; uniform; particle; inextensible; thin; rigid; long term.

Understand and use the particle model.

Understand and use fundamental quantities and units in the S.I. system: length, time, mass.

Metre ($m$), second ($s$), kilogram ($kg$).

Understand and use derived quantities and units: velocity, acceleration, force, weight.

Metre per second ($m~s^{-1}$), metre per second per second ($m~s^{-2}$), newton ($N$).

Understand and use derived quantities and units: moment.

Newton metre ($N~m$).