The average sliding 31-day rainfall during September in Dublin is increasing, starting the month at 2.1 inches, when it rarely exceeds 3.5 inches or falls below 0.6 inches, and ending the month at 2.6 inches, when it rarely exceeds 4.3 inches or falls below 1.1 inches.
Astigmatism can be diagnosed through a comprehensive eye examination. Testing for astigmatism measures how the eyes focus light and determines the power of any optical lenses needed to compensate for reduced vision. This examination may include: 1  Visual acuity âAs part of the testing, you'll be asked to read letters on a distance chart.
Best Answer: Medically a term used to measure bone mass. It is a measure of how much mass is contained in a given unit volume (density = mass/volume). It is usually expressed in kg/m^3. Put simply, if mass is a measure of how much âstuffâ there is in an object, density is a measure of how tightly that âstuffâ is packed together. One of the ways we can see density illustrated in everyday life is by looking at whether things float or sink in a liquid (water, for example).