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What are the three fundamental quantities used in A-Level mechanics and their SI units?
A
For constant acceleration, a=v−ut\boxed{a=\frac{v-u}{t}}a=tv−u.
B
Velocity is based on displacement, which has direction.
C
4.5 m\mathbf{4.5\text{ m}}4.5 m
D
- Length - metre (m)
- Time - second (s)
- Mass - kilogram (kg)
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2.1 Quantities and units in mechanics Flashcards
20 flashcards on CCEA A Level Maths 2.1 Quantities and units in mechanics: the key formulae, methods and definitions you need to recall for AS 1, AS 2, A2 1 and A2 2.