Awaiter is carrying a tray above his head and walking at a constant velocity. if he applies a force of 5.0 newtons on the tray and covers a distance of 10.0 meters, how much is the work being done?

1) when you rub your hands together quickly, the kinetic energy is converted to mechanical energy.2) thermal energy from the sun travels to earth as infrared waves.3) energy is transferred through the matter of space by electromagnetic waves. 4) when a match is burned, chemical potential energy is converted to thermal and radiant energy. 5) seismicwaves are caused by back and forth movement , or vibration, of an object. 6) mechanicalenergy in an engine changes thermal energy into kinetic energy to make a car move.

An atom that has fewer electrons that protons is called a positive ion.

B. elliptical. as in oval. 0 (==