Flashcards in Module 1 Deck (8)
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1
What is a physical quantity?
It is a property of an object or phenomenon that can be measured
2
What are the 7 SI base units?
metre (m), kilogram (kg), second (s), ampere (A), kelvin (K), and mole (mol)
3
What are derived units?
They can be derived from the base units and the equations relating derived quantities to the base quantities.
4
What is a scalar quantity?
A measurement which has magnitude but no direction
5
What is a vector quantity?
A measurement which has a magnitude and a direction
6
Give an example of a scalar quantity?
Length, mass and time
7
Give an example of a vector quantity?
displacement, velocity and acceleration
8
