May 2013 Page ii. EXECUTIVE SUMMARY. Dentistry in the United States is in a period of transformation. The population is aging and. becoming more diverse. The health care delivery system is changing rapidly with the. implementation of the Affordable Care Act. Consumer habits are shifting with Americans.
To get places faster if there legs are tired Penguins slide on their bellies because they have short, thick and dense feet. That makes it hard to walk. According to the inform â¦ ation I have read about, penguins love sliding on their bellies because it's easier to them.
the same reason you don't their legs are at the bottom   The reason is that ...   The frozen sea is very hard, bumpy and difficult to slide on so the penguins do â¦ not have the smooth easy surface you might imagine. Also the bumpy surface of the ice after a while will probably hurt their bellies.   The reason is that ...