<span>Mosques, medical books and algebra. Hopes this helps.</span>
The Organisation of the Petroleum Exporting Countries is an intergovernmental organisation of 15 nations, founded in 1960 in Baghdad by the first five members, and headquartered since 1965 in Vienna, Austria.
The Enlightenment or Age of Reason was the predominant philosophical movement in the 18th century. Enlightenment philosophers based their ideas in reason as the main source of power. They were very skeptical of the power of the Catholic Church and monarchies as they believed that science and reason were essential to empower people. The most famous Enlightenment philosophers were Kant, Adam Smith, and Voltaire. The main ideas spread during this period were freedom, tolerance and learning.
The Enlightenment Era started after the Dark Middle Ages and preceded the Romantic Period.
According to Confucianism, Alexa should do as her mother wishes.
Mathematics - Vedic literature is replete with concepts of zero, the techniques of algebra and algorithm, square root and cube root. Arguably, the origins of Calculus lie in India 300 years before Leibnitz and Newton.
Astronomy - Rig Veda (2000 BC) refers to astronomy.
Physics - Concepts of atom and theory of relativity were explicitly stated by an Indian Philosopher around 600 BC.
Chemistry - Principles of chemistry did not remain abstract but also found expression in distillation of perfumes, aromatic liquids, manufacturing of dyes and pigments, and extraction of sugar.
Medical science & surgery - Around 800 BC, first compendium on medicine and surgery was complied in ancient India.
Mechanical & production technology - Greek historians have testified to smelting of certain metals in India in the 4th century BC.
Civil engineering & architecture - The discovery of urban settlements of Mohenjodaro and Harappa indicate existence of civil engineering & architecture, which blossomed to a highly precise science of civil engineering and architecture and found expression in innumerable monuments of ancient India.
Shipbuilding & navigation - Sanskrit and Pali texts have several references to maritime activity by ancient Indians.Sports & games - Ancient India is the birth place of chess, ludo, snakes and ladders and playing cards.