Activity for Dead_Bush_Sanpaiâ€
Type | On... | Excerpt | Status | Date |
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Question | — |
Why the water drop by a stick through bottle hole slow down? Question I was wondering what force make drop slow down? Does every time a drop push toothpick back into bottle? And of course how to solve it. Struct This is a bottle be pierced by a wooden toothpick, made for continually drop water onto plant. The toothpick not connect to bottle, so no pr... (more) |
— | about 1 year ago |