I change state with heat, from solid to liquid to gas, but I am not a magician. What am I?
Category: Science · Difficulty: medium
Hint: Think about the substance that is vital for all known life.
Answer
H2O
Explanation
Water transitions between solid (ice), liquid (water), and gas (steam) through heating and cooling.
This is a medium science riddle — a moderate challenge for most people. The answer is H2O.
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