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 metric system, also known as the SystÃ¨me international d'unitÃ©s (SI), was developed in the late 1700s to standardize units of measurement in Europe. The metric system is the primary system of measurement used through much of the world and in science. Each type of measurement has a base unit to which prefixes are added to indicate multiples of ten. Scientific notation is a shorthand for writing very small and very large numbers.