Final answer:
The sun's energy output has not been constant throughout history.
Explanation:
False: The sun's energy output has not been the same throughout history. Over the sun's 4.6 billion-year lifetime, its energy output has varied by roughly 30 percent. This fluctuation occurs due to factors like sunspots, which increase and decrease over an 11-year cycle.
Learn more about Solar Energy Output here:
https://brainly.com/question/19761988
