How do you get a humdinger science project to hum and ding?

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How do you get a humdinger science project to hum and ding?

2006-10-25 12:08:58 · 2 answers · asked by TJ 2 in Science & Mathematics ➔ Other - Science

2 answers

Hi. Use a transformer to ring a bell.

2006-10-25 12:11:15 · answer #1 · answered by Cirric 7 · 0⤊ 0⤋

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Im assuming you are in highschool so do this project. Does Salt water r fresh water evaporate faster.... Works everytime

2016-04-09 09:54:17 · answer #2 · answered by Anonymous · 0⤊ 0⤋