Unformatted text preview: measured in seconds. 1 year=365 days 1day=24 hours One second is the time that elapses during 9,192,631,770 (9.192631770 x 10 9 ) cycles of the radiation produced by the transition between two levels of the cesium 133 atom. Weight-The vertical force exerted by a mass as a result of gravity. It is measured in pounds. 1 lb is about .454kg. II – Power of Scientific Notation...
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- Spring '08
- Mass, International System of Units, SI prefix, Kilogram, Pound-lb Gallon-g Metric