Change of State

A snowman, glass of water and steam might look very different but they are made of the same stuff! Just …

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Waves and Sound

Sound wave is one of the most recognizable characters from the original Transformers line. He had an alternate mode – …

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Sound

Sound is a mechanical wave that is an oscillation of pressure transmitted through a solid, liquid, or gas, composed of …

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Speed Of Sound

Speed Of Sound The speed of sound is the distance travelled during a unit of time by a sound wave …

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