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Whistle with a Straw

Whistle with a Straw - Printable 7th Grade Science Activity

Whistle with a Straw

The highness or lowness of a sound is known as its pitch. Short vibrations create a high pitch, while long vibrations create a low pitch. The volume of a sound depends on the amount of energy contained in the vibrations and the rate if transmission of this energy. Learn how to create different pitches and volumes using a piece of straw with this fun printable 7th grade science activity.

Interested in science? Learn about the scientific method.