Fundamental Units/Properties Flashcards
What 3 things does a measurement indicate?
magnitude, unit, property/quantity being measured
composite/derived property/quantity
prop’s/quant’s derived from (made up of) 2/more other quant’s
Wat kind of units do comp/derived prop’s have?
composite units
composite units
units tht r actually made up of other, more fundamental units
how many fund prop’s r there?
7
fund prop’s/quant’s
prop’s tht can’t be derived from other prop’s
fund unit
each fund quant has an associated fun unit in the International System (SI System) which is used almost worldwide in sci. can’t be broken down in2 other units
fund units of length, time, & mass
length - meter (m)
time - seconds (s)
mass - kilogram (kg)
7 fund units
length time mass (how much matter) temperature electric current amount (how many of something) luminous intensity
base unit of mass
gram (g)
order of metric ladder
kilo, hecto, deca, base (gram, liter, sec, meter), deci, centi, milli
Can you add measurements with different properties and units?
No, but you can add measurements of different units and same properties
unit + unit
unit
unit - unit
unit
unit * unit
unit^2