Zip Codes Are Not Based on Geography. ZIP Codes were created to expedite mail processing, not to identify neighborhoods or regions. Their boundaries are based on the logistical and transportation needs of the United States Postal Service and not on neighborhoods, watersheds, or community cohesion.
An electron is accelerated inside a parallel plate capacitor. The electron leaves the negative plate with a negligible initial velocity and then after the acceleration it hits the positive plate with a final velocity ?. The distance between the plates is 18.0 cm, and the voltage difference is 129 kV.
The average tax rate for returns with a positive liability went from 12.24 percent in 2008 to 11.06 percent in 2009. As the data below show, incomes reported by tax returns at the high end of the income spectrum fell from 2008 to 2009, as did their share of the nation's income and income taxes paid.