Question

Q-5Describe how to make the following models with the help of objects found around you. 1.Sandclock model 2.Stethoscope model​

Answer 1

An hour glass, or a sand clock, is a device that measures the passing of time. It consists of two bulbs that are connected by a narrow segment is called sand clock.

Stethoscope, medical instrument used in listening to sounds produced within the body, chiefly in the heart or lungs. It was invented by the French physician R.T.H. Laënnec, who in 1819 described the use of a perforated wooden cylinder to transmit sounds from the patient's chest (Greek: stēthos) to the physician's ear.

Answer 2

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Step 1: Materials Needed..

I guess you can find them all: 2 similar bottles, something to make a hole in the cap, sand, a small plastic funnel, quick glue and tape.

Step 2: Making the Holes...

Make a clean smooth hole in both of the bottle's cap.

Step 3: Glue Them Together, Carefully!

Glue the caps together.

Step 4: Making It Smoother...

Cut a piece of the funnel and insert in the hole. Must be presice

Step 5: Pour All Your Sand Into a Bottle Such That It Fills Half of It.

Carefully use the remaining funnel or a new one to pour the sand in the bottle

Step 6: Connect the Connected Caps to the Bottles. Also Tape Them to the Bottle for Extra Support.

attach the caps. Tape them with care for extra support.

Step 7: VOILA, You Are Done!!!!!!

Calculate your time and Enjoy your clock!!!