Edexcel IGCSE Physics units

Edexcel IGCSE Physics syllabusPhysics 4PH1First assessment 2019

Use unit evidence carefully: identify the physical quantity, compare similar compound units and choose the form that matches the equation.

Exam points

Select kg m/s as the unit of momentum when similar-looking compound units are offered.

[Maximum number: 1]

This question is about momentum.

Which of these is the correct unit for momentum?

kg / m / s

$\mathrm{kg}^{2} \mathrm{~m} / \mathrm{s}$

$\mathrm{kgm} / \mathrm{s}^{2}$

kgm / s