In addition to his fame as an artist, leonardo da vinci is also famous as a scientist. which best describes a scientific achievement for which leonardo is famous? a) discovery of basic principles of flight resulting in sketches of parachutes and gliders b) discovery of single celled organisms including germs that cause small pox and bubonic plague c) discovery of basic principles of optics resulting in the first lenses for simple telescopes and microscopes d) discovery of basic principles of electricity including the fact that lightening is a form of static electricity

The correct answer will be option-A.

Explanation:

Leonardo da Vinci was the famous painter, anatomist and an engineer who did outstanding and extra-ordinary works in many disciplines of the science.

In the given question, the option which distinguishes Vinci as a scientific person related to his discoveries is the statement which explains that discoveries made by him which is the sketches of the parachutes and the gliders.

He was the first person who drew the sketches of the man-made flying instrument especially parachutes and the gliders based on his personal studies. His studies laid the foundation of the aerodynamics and thus option-A is the correct answer.

the answer is b. hope this !

the first historical instance of china engaging in internationalism was during the han dynasty.[1] at the start of the han dynasty, the huns in the north were attacking the frontiers of han and trying to obtain riches. emperor wu of han wanted to gain an alliance with a country called dayuezhi so the two countries could join together and fight against the huns.[2] to obtain this alliance, emperor wu sent zhang qian to the west to establish economic and cultural connections.[2] history records that during the han dynasty there were four primary avenues of contact between china and europe. they included the northern land route, the central land route, the southern sea route, and the far southern sea route.[1] the most famous of these routes is the central land route, or the classical silk road, comprising a network of roads stretching from northwest china to the ports of syria and the black sea, which passed through the oasis of the turkestans and northern persia.[1] the silk road was significant for chinese emperors because it provided dominance over central asia by developing resources and provided new markets for the export of china's most valuable resources.[1]