Paper 2 · November 2025 · Work, Energy and Power
A physical quantity is best described as a quantity that...
Aexists only as a unit, without any numerical value.
Bcan be measured, and consists of a numerical magnitude together with a unit.
Ccannot be measured directly or indirectly, since it exists only as an idea with no way to assign it a numerical value.
Dconsists only of a number, with no unit needed.
Explanation
A physical quantity is anything that can be measured, and every measurement is a numerical magnitude paired with a unit (e.g. 5 kg, 12 s).
Derived from ZIMSEC Physics 4023/2 Paper 2 Theory, November 2025 Session, Q1