Part II: Read the selection and answer the question below.

I learned that sound travels through a medium such as solid, liquid, and gas.

Another demonstration that sounds travel through solids can be made by threading a piece of string through two holes in the bottom of two tin cans. Explain how sound transmit or propagate from one end to the other end of the string.

A string telephone works very much like a landline phone. When you talk into the cup your voice sends sound waves inside the cup, vibrating the bottom of the cup. The vibrations are transferred to the string, across the string and into the bottom of the other.

Explanation:

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