Now used primarily in Spanish dance music, castanets are percussion instruments that were known to the ancient Egyptians and Greeks. Of the many kinds, the most common consist of two small matching pieces of hard wood or ivory, joined at the inner edge and used with a thin strap in the player’s hand. They are snapped together between the palm and fingers and used to produce clicks for rhythmic accents, especially to accompany dancing. What is the origin of the instrument’s name? Discuss