I pulse through you daily, keep time without a clock, and measure life’s pace. What am I?
Category: Science · Difficulty: medium
Hint: Consider what keeps living beings alive with steady beats.
Answer
A heartbeat rhythm
Explanation
A heartbeat is the steady pulse that circulates blood and marks life’s rhythm.
This is a medium science riddle — a moderate challenge for most people. The answer is A heartbeat rhythm.
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