To give blood you must: 1  Be in general good health.  Be at least 17 years old. (If you are 16 you can donate with a CBC consent form signed by your parent). There is no upper age limit as long as you have no health restrictions.
Specific radiative intensity. Specific (radiative) intensity is a quantity used in physics that describes electromagnetic radiation. It is a term used in much of the older scientific literature. The present-day SI term is spectral radiance, which can be expressed in base SI units as W mâ2 srâ1 Hzâ1.
exists and is an alternate of. Merge this question into. Split and merge into it. Answer by Crazyblondechic. Confidence votes 76. Intensity is the quality of being intense. In physics, it is the measurable amount of a property, such as force, brightness, or a magnetic field. In Earth science, the amount of damage caused by an earthquake. it can also mean the amount of energy that a wave carries past a certain area each second.