Science Mystery
5 XP
The invisible power
I have no weight, you can't see me, but without me you can't live for even 5 minutes. I am taken in by your lungs. What am I?
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Earn 5 XP for the correct answer!
Earn 5 XP for the correct answer!
Brain Quest by
Amna bibi
PSC Volunteer
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Quest Info
- Category
- Science Mystery
- Difficulty
- Easy
- Reward
- 5 XP
- Tried
- 17 volunteers
- Solved
- 16 (94%)
