What can be measured but not seen?

What can be measured but not seen?

Other Difficult Riddles

It's like food but water kills it. What is it?

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You heard me before, yet you hear me again, then I die. Until you call me again.

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Through its wounds, water does run. It once held many but now has none. What is it?

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What can be underwater, under fire, on fire and taking water all at the same time?

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What goes around the world and stays in a corner?

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Riddle of the Day

Apr 21, 2025

In your fire you hear me scream! Creaking and whining yet I am dead before you lay me in your hearth.

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