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WorksheetsMeasurements, quantities and units.
Total questions: 10
Worksheet time: 6mins
What are fundamental units?
Fundamental units are the units that not dependent upon any other units.
Fundamental units are the units derived from the basic units.
Fundamental units are the units adopted by the SI
Fundamental units are the units that we use every day for physic calculations
Which ones are fundamental units?
Length
Force
Luminous Intensity
Volume
Electric Current
Which ones are system of units?
C.G.S.
S.T.P.
F.P.S.
M.K.S.
K.C.S.
What is the preferred system of unit with world wide acceptance?
M.K.S. (meter, kilogram, second)
International System (SI)
C.G.S. (centimeter, gram, second)
National System of Units (NSU)
Scientific notation of: 0.000345
3.45x104
3.45x10-4
34.5x104
3.45x10-5
Scientific notation of: 3,750,000
3.75x106
3.75x10-6
3.75x107
37.5x107
Methods of measurement
Direct
Conductive
Comparative
Descriptive
Indirect
Gross error definition
This error are due to unknown causes and occur even when all systematic errors have been account for.
Generally the fault of the person using the instruments; such as incorrect reading, recording or use.
An error that is not determined by chance but is introduced by an inaccuracy (as of observation or measurement) inherent in the system
Random error definition
This error are due to unknown causes and occur even when all systematic errors have been account for.
Generally the fault of the person using the instruments; such as incorrect reading, recording or use.
An error that is not determined by chance but is introduced by an inaccuracy (as of observation or measurement) inherent in the system
Systematic error definition
This error are due to unknown causes and occur even when all systematic errors have been account for.
Generally the fault of the person using the instruments; such as incorrect reading, recording or use.
An error that is not determined by chance but is introduced by an inaccuracy (as of observation or measurement) inherent in the system
