1) Atomic and solar 2) Capacities to produce 3) Driving forces 4) Forces 5) Forces; powers 6) Inherent power 7) Inherent powers 8) Latent powers 9) Monthly journal 10) Nuclear and solar 11) Physical and mental powers 12) Potential and kinetic 13) Powers 14) Resignee has powers 15) Vigorous efforts Found on https://www.crosswordclues.com/clue/energies