A-Level Physics Specification

OCR A H556

Section 3.2.1: Dynamics

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#3.2.1a

net force = mass × acceleration;
\(F = ma\)

Learners will also be expected to recall this equation.

#3.2.1b

the newton as the unit of force

#3.2.1c

weight of an object;
\(W = mg \)

Learners will also be expected to recall this equation.

#3.2.1d

the terms tension, normal contact force, upthrust and friction

#3.2.1e

free-body diagrams

#3.2.1f

one- and two-dimensional motion under constant force.