I can be excited or depleted, yet my impact is constant and profound. What am I?
Category: Science · Difficulty: hard
Hint: Consider something crucial for fueling processes.
Answer
An energy source
Explanation
An energy source provides the necessary power for processes, whether in ecosystems, machines, or living beings.
This is a hard science riddle — a tricky one that takes a little thought. The answer is An energy source.
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