He invented the camera obscura, the precursor to the pinhole camera, to demonstrate how light can be used to project an image onto a flat surface. Earlier references to the camera obscura have been found in Chinese texts dating to about 400 B.C. and in the writings of Aristotle around 330 B.C.
Answer: c) rhythm
Explanation:
Rhythm (to flow) is the positioning of sounds in time.
It is the one indispensable element in music. It is a measured motion (I.e a pattern) of strong and weak elements (contrasting elements) in the flow of sound (music).
The Renaissance was a fervent period of European cultural, artistic, political and economic “rebirth” following the Middle Ages. Generally described as taking place from the 14th century to the 17th century, the Renaissance promoted the rediscovery of classical philosophy, literature and art
Answer: meters per second
Explanation:
Speed is simply referred to as the distance that is traveled by someone or a particular thing per unit of time. Speed has to do with how fast a particular object can be.
Speed is considered to be a scalar quantity and its s.i unit is then meters per second.