Friday, August 20, 2010

Group 2, MEASUREMENTS

members:
Campanilla
Cinco
Concepcion
Cruz,Gabrielli
Cruz, Jayrene


MEASUREMENT
- defined as a process of comparing an object's physical quantities using a standard measuring device.
- involves numbers accompanied by the appropriate unit of measurement.

UNITS
- identify the physical quantity being measured.

CALLIBRATIONS
- lines and numbers found on measuring instruments
- represent certain place values

ACCURACY
-place value usually represented by the smallest lines on the measuring device
-smallest place value that can be read from the device

ACCURACY AND PRESCISION

ACCURACY
- how close the measurement is to the true value

PRECISION
- how close the measurements are to each other

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