The piano is a keyboard instrument that produces sound by striking strings with hammers, characterized by its large range and ability to play chords freely. It is a musical instrument that has broad appeal.
Source: https://www.yamaha.com piano
Piano - Musical Instrument Guide - Yamaha Corporation
Here's some facts about Keyboard/Piano
1. Bartolomeo Cristofori Invented The Piano
2. Some Pianos Have More Than 88 Keys
3. The Piano Used To Be Called A Pianoforte
4.Most Grand Pianos Have Over 200 Strings
5.Pianos Depreciate With Time
6.Pianos Used To Have Ivory Keys
7.Pianos Can Weigh Up To 990 lbs