Can Be Solar, Wind, Electrical; Powers a Lightbulb
This page is the CodyCross answer for the clue below from Physics, Group 1891, Puzzle 4 (Oscilloscope).
Question is: Can Be Solar, Wind, Electrical; Powers a Lightbulb
and the answer is: ENERGY
Word Meaning:
ENERGY — The impetus behind all motion and all activity.
Definitions from Wiktionary.