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3 votes
How did Marian Bechtel come up with idea for a mine
detector?

User Lleaff
by
8.4k points

1 Answer

4 votes

Answer:

Inspired by the way notes played on a piano vibrated strings on a nearby banjo, in 2011 Pennsylvania teen Marian Bechtel invented a landmine detector that uses sound waves.

Step-by-step explanation:

Marian Bechtel is a 17-year-old girl whose passion for music and science led her to invent a device that uses sound to detect explosive land mines.

User KentH
by
8.3k points
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