I am a metal that can float on water, yet I am highly reactive. What am I?
Category: Science · Difficulty: hard
Hint: Think of lightweight metals used in batteries.
Answer
Lithium
Explanation
Lithium is a light metal that can float on water and reacts vigorously with water.
This is a hard science riddle — a tricky one that takes a little thought. The answer is Lithium.
More Science riddles
- I resonate through the ages, capturing moments in a format that can be revisited. What am I?
- I revolve without motion, I change yet stay the same, I’m a friend to both day and night. What am I?
- I hold answers to questions unknown, I change shape without breaking, I’m often overlooked yet essential.…
- I support you while you walk, yet I am not seen, I absorb shock and protect, my role is keen. What am I?
- I move in cycles yet don't advance, you see me often, in your daily glance. What am I?
- I carry signals from here to there, I transmit messages through air with care. What am I?
- I can change form and still do my job. I power machines but am not alive. What am I?
- I can vanish in heat, yet still remain, shifting forms, I play this game. What am I?