In the text, he described the inhabited earth and the people who lived there. Eratosthenes followed in the footsteps of other academics in his city and trained with Lysanias, an expert in grammar. *Egyptians utilized the Nile River and created a commerce based on ship-based trade (4000 BC). Cyrene was founded by Greeks from Thera before 600 BC, and it prospered as an independent city until the arrival of the Hellenic era. Trigonometry can be used to roof a house, to make the roof inclined ( in the case of single individual bungalows) and the height of the roof in buildings etc. He was the founder of Geography and holds the credit to calculate the circumference of the Earth. 1. The word for Earth in Greek is geo, so we call this idea a geocentric theory. History of Oceanography, Number 16 - University of Puget Sound A Tradition of Exploration Norwegian pioneers throughout history The Viking Age From 800 to 1066 AD, the Vikings journeyed in their longships to explore and establish trade around Europe. Around 255 BCE, he invented the armillary sphere. Eratosthenes was well acquainted with the extent of the Red sea, which he described as extending for about 9000 stadia (900 miles) from the head of Gulf of Suez to the Bab-al-Mandab. He returned to Cyrene and made such a name for himself in scholarly endeavors that the Greek ruler of Egypt brought him to Alexandria to tutor his son. He divided the earth into 5 climatic zones: the frozen poles, under them two temperate zones and in the center a tropical belt that bordered the equator. To calculate the circumference of the earth Eratosthenes used a method that has been used until our time, this consists of measuring a meridian. Vol. Eratosthenes is said to have coined the term geography in Ancient Greece. They also expanded the studies in Sophocles. Oceanography Flashcards Required fields are marked *. The Greeks made tremendous advancements in the fields of geomorphology, climatology and oceanography. Calculated the Earth's circumference: 40,000 km (24,840 mi) More precise, modern measurement: 40,032 km (24,860 mi) Eratosthenes' most famous contribution to science was his calculation of the circumference of the Earth, which he completed while working on the second volume of his "Geography.". Arab and Muslim Contribution to Geography To begin with, most Muslim geographers such as Al- Plato as "Architect of Science". We know him best for two important achievements: producing an accurate estimate of how big Earth is; and devising a method to find prime numbers. Atlantic Ocean- long, narrow, parrallel sides 68% of freshwater runs into it. Eratosthenes had a significant impact on science and mathematics. Omissions? Are charitable contributions deductible in 2020? Eratosthenes also studied under the poet and scholar Callimachus who had also been born in Cyrene. Woocommerce Customization Tutorial, Oceanography 100 Karen Baker Quiz #2. Who is responsible for the first measurement of the circumference of the Earth? Geography is the study of Earths natural environment and human society, as well as how society and nature interact. He studied at Plato's school in Athens. Updates? Euclid, Greek Eukleides, (flourished c. 300 bce, Alexandria, Egypt), the most prominent mathematician of Greco-Roman antiquity, best known for his treatise on geometry, the Elements. Eratosthenes was born in Cyrene which is now in Libya in North Africa. In 1609 he published Astronomia Nova, delineating his discoveries, which are now called Keplers first two laws of planetary motion. Learn, revise and practice all the mocks questions related to the Oceanography with our simple and easy Flashcard quizzes How far from the correct value was Erathosthenes?
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eratosthenes contribution to oceanography