Some basic concepts of didactic of measurement

Here you have some basic concepts of didactic of measurament in case you don´t know or remeber them well:












Approximation


Approximate is an estimation of a number or rounding a number to its nearest place value. Not exact, but close enough to be used. Finding a value that is close enough to the right answer, usually with some thought or calculation involved.





Capacity:


It is related to the term volume, and it ca be defined as the totalamount that can be contained or produced.






Dimension:


The measurements describing the size.


Distance:


the lenght of the segment of the line that joins them, expressed numerically.


Estimate:


Judgment of the value of the reslut of a numerical operation or of the measurement of an amount according to the individual circumstances of the one who issues it.






Geometry:


The branch of maths that deals with the measurement, propierties and relations of the points, lines, angles, surfaces, solids, and higher dimensional analogues.






Magnitude:


The importance, quallitiy, or caliber of something. Everything can be measured. For example, car, wall, wind, etc.






Measure:


A standard unit used to express the size, amount, or degree of something..






Measurement system:

the system used in the process of associating numbers with physical quantities and phonema.


Measuring instrument:

a tool used to measure a physical magnitude. For example, a clock, thermometer, etc.


Lenght:


physical magnitude that express the distance between two points.