Extensively tested and generally accepted : educated guess that has yet to be tested

Which of the following is the result of the nuclear weak force? the instability of large nuclei the repelling force between positively charged protons the structure of the atom certain types of nuclear decay

One form of energy can be another type of energy. a. created to form b. transformed into c. destroyed and then created to form

Astone weighing 1.5 kilograms is resting on a rock at a height of 20 meters above the ground. the stone rolls down 10 meters and comes to rest on a patch of moss. the gravitational potential energy of the stone on the moss is joules.