Data Measurement
Lab Report Three
BIO 100 Lab
Jackie H. Andrews
July 13, 2013
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Abstract:
In this laboratory we utilize simple measures of physical quantities (for example, distance, and mass) and use the measurements to calculate or convert other physical quantities (such volume and area). We also use mathematical calculations and formulas to make conversions from one unit of measurement into another unit of measurement (for example, a conversion from meters to centimeters or Fahrenheit to Celsius)
Introduction:
Biology is a science based on observation--if a physical concept or theory is to be considered a valid one, it must agree with what is observed to actually occur in the real world. In order for this to happen, scientists utilize the scientific method in which to support hypotheses, which later become theories.
Because biology is a science based on observation, quantitative observations and measurements are central to the data that is collected and analyzed during scientific. Without knowing how to make good measurements and convert them into other measurements, we cannot observe the scientific world. Thus, we cannot test and support hypotheses made based on observations made. The measurement process is used all areas of science including biology, chemistry and physics. Measurements are also used in other areas of everyday life, from agriculture to medicine to manufacturing, where observations, experimentations, and scientific discoveries are important.
As important as a measurement is there a knowledge of the uncertainty associated with the. (For instance, when using instrument such as scales and thermometers, there is always a margin of error.) In our lab work it is important to keep such uncertainties in mind and use conversions to measure such measurement against other units of measurement measurements to insure the most accurate data during laboratory experiments. The utilization