The initial water volume in this container was 10.0ml. when the key was submerged, 3 volumes of displaced water were collected: 0.7ml, 0.8 ml and 0.9 ml. what is the volume of the key

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.

Letter a, because when there are unlike charges they will always attract to each other.