Question

describe how to make a model of stethoscope by the things around us ​

Answer 1

Answer:

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

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

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

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

Explanation:

A stethoscope allows you to listen to a person's heartbeat. They are commonly used by doctors and nurses, but make popular science experiments as well. Children also love to use stethoscopes when playing "doctor." Whether it is just for play or a science experiment, making your own stethoscope is easy and inexpensive.