Question

Describe how to make the following models with the help of objects found around you.

1. Sandclock model

2. Stethoscope model​

Answer 1

Answer:

1. Pour approximately one cup of completely dry sand about ¼ under the silver rim. Use a funnel or a folded piece of cardboard to make it easier to pour. Tighten up the plastic bottle caps on both light bulbs. This will hold the light bulbs tighter.
2. Cut the tail-end of a balloon off, then pull it over the larger opening of a funnel. Pull it tightly enough so that it is stretched taut over the funnel, like a drum.[1]
3. Cut the tail-end of a balloon off, then pull it over the larger opening of a funnel. Pull it tightly enough so that it is stretched taut over the funnel, like a drum.[1]You can use any size of funnel you want, but a smaller funnel will be easier to work with. Something around 3 inches (7.6 cm) wide would be ideal.
4. Cut the tail-end of a balloon off, then pull it over the larger opening of a funnel. Pull it tightly enough so that it is stretched taut over the funnel, like a drum.[1]You can use any size of funnel you want, but a smaller funnel will be easier to work with. Something around 3 inches (7.6 cm) wide would be ideal.If you can't get a balloon or fit the balloon over the funnel, use a sheet of plastic wrap instead.[2]

Answer 2

Answer:

I hope answer is helpful to us