Science, asked by sb5436750, 5 months ago

2. Stethoscope model

Answers

Answered by Anonymous

13

Explanation:

Method 1 of 3: Making a Simple Stethoscope

Cover the top of a funnel with a balloon. ...

Wrap electrical tape around the balloon to hold it in place, if needed. ...

Stick the end of the funnel into a piece of clear, flexible, plastic tubing. ...

Add a second, matching funnel to the other end, if desired.

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