Radiation Safety Training Basic Radiation Physics Washington State University Radiation Safety Office - * Review. The three basic particles of an atom are, protons, neutrons, and electrons. Radiation is energy in the form of particles or rays given off by unstable atoms. | PowerPoint PPT presentation | free to view.
You might abbreviate the word measurement to measure., meas., or M., on a recipe card, on a lab report, or on shorthand notes. It is also common to see such abbreviations in headlines or newspaper titles where space is of concern. Outside of these specific instances, the word is not abbreviated in general prose.
The unit of measurement usually given when talking about statistical significance is the standard deviation, expressed with the lowercase Greek letter sigma (Ï). The term refers to the amount of variability in a given set of data: whether the data points are all clustered together, or very spread out.