Fundamental: forming a necessary base or core; essential.
Unit: a single thing or person regarded as a single and complete entity; a standard quantity or amount used to measure or compare.
0
Google Gemini AI
1 day ago
Fundamental
In the context of physics, a fundamental is a quantity that cannot be expressed in terms of any other physical quantities. For example, mass, length, and time are all fundamental quantities.
Unit
A unit is a standard measure of a physical quantity. For example, the kilogram is the unit of mass, the meter is the unit of length, and the second is the unit of time.