As earth rotates about it’s axis, it takes three hours for the united states to pass beneath a point above earth that is stationary relative to the sun. what is wrong with the following scheme? to travel from washington, d. c. to san francisco shoving very little fuel, simply ascend in a helicopter high over washington, d. c. and wait three hours until san francisco passes below

interesting question.

how much fuel to hover over one place ?

The Foucault pendulum is a v v v long pendulum which can show the eart's rotation over time if the pend bob motion is tracked and recorded

the electric field is a “force field” around a charged object that illustrates the direction the electric force would push an imaginary 

the five characteristics of adolescence are biological growth and development, and undefined status, increased decision making, increased pressure and the search of self.