Measurement and Units (Leaving Cert Physics): Flashcards
📚Flashcards
Practise the cards
12 cards from this deck
ShowHide
Practise the cards
12 cards from this deck
Definition of physical quantity
Definition of physical quantity
Any property of matter that can be measured
Definition of measuring
Definition of measuring
Comparing a quantity with a standard amount (unit)
Definition of magnitude
Definition of magnitude
Result of measurement: number multiplied by unit
What SI stands for
What SI stands for
International System of Units
Year SI system was agreed internationally
Year SI system was agreed internationally
1960
SI unit for time
SI unit for time
second
SI unit for displacement
SI unit for displacement
metre
SI unit for speed
SI unit for speed
metre per second
SI unit for force
SI unit for force
newton
SI unit for resistance
SI unit for resistance
ohm
SI unit for frequency
SI unit for frequency
hertz
Components of any measurement result
Components of any measurement result
A number multiplied by a unit