I move unseen, carrying charge through paths both solid and strange, unseen but felt. What am I?

Category: Science · Difficulty: hard

Hint: Focus on the common charge carrier in metals.

Answer

An electron flow in conductor

Explanation

Electrons flow as current in conductors, unlike ions or neutrons which behave differently.

This is a hard science riddle — a tricky one that takes a little thought. The answer is An electron flow in conductor.

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