0-9 a b c d e f g h i j k l m n o p q r s t u v w y z search

TeachMeFinance.com - explain perturbations perturbations The term 'perturbations' as it applies to the area of Earth observation can be defined as ' Minor corrections to the Keplerian model of a satellite orbit as an ellipse of constant shape and orientation. Since satellite orbits are affected by Earth's gravity and drag caused by the Earth's atmosphere (causing satellites to spiral downward), minor adjustments must be made to the orbit'. Previous 5 Terms: Personal computer Personal Responsibility and Work Opportunity Reconciliation Act of 1996 Personnel monitoring Person-year Perturbation Model Next 5 Terms: Pervious Pervious zone Pest Pest resistance management (PRM) plans Pest scouting About the author Mark McCracken Author: Mark McCracken is a corporate trainer and author living in Higashi Osaka, Japan. He is the author of thousands of online articles as well as the Business English textbook, "25 Business Skills in English". Copyright © 2005-2011 by Mark McCracken, All Rights Reserved. TeachMeFinance.com is an informational website, and should not be used as a substitute for professional medical, legal or financial advice. Information presented at TeachMeFinance.com is provided on an "AS-IS" basis. Please read the disclaimer for details.