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Which SI base units are used for length, time and mass in mechanics?
A
The resultant force - the vector sum of all forces.
B
It is slowing down.
C
- Length: metre (m)
- Time: second (s)
- Mass: kilogram (kg)
D
- Mass remains unchanged.
- Weight changes because gravitational field strength changes.
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2.1.2 Quantities and units in mechanics Flashcards
20 flashcards on CCEA A Level Maths 2.1.2 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.