Dunyanin seklinin yuvarlak oldugunu soyleyen ilk bilim insani kimdir?

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Dünyanın şeklinin yuvarlak olduğunu söyleyen ilk bilim insanı kimdir?​

İlk olarak dünyanın yuvarlak olduğunu söyleyen kişi, M.Ö. 500’lü yıllarda Pisagor’dur.
Dünyanın etrafını dolaşan ünlü denizci kimdir?
“1519 yılında Sevilla’dan beş küçük tekneyle dünyanın en maceralı deniz yolculuğuna yelken açan 265 kararlı adamdan yalnızca 18’i geri dönmeyi başarabildi.

How did Ferdinand Magellan die?​

On April 27, 1521, Portuguese explorer Ferdinand Magellan was killed by a poison arrow during a skirmish on the island of Mactan in what is now the Philippines. Magellan and his crew were assisting a local king they had allied with when they landed on the island of Cebu weeks earlier. Magellan and his crew endured a long voyage to the Philippines.
How did Magellan become a military advisor to Bayan Sirrullah?
He married a woman from Amboina and became a military advisor to the Sultan of Ternate, Bayan Sirrullah. His letters to Magellan would prove decisive, giving information about the spice-producing territories. After taking a leave without permission, Magellan fell out of favour. Serving in Morocco, he was wounded, resulting in a permanent limp.

What happened to Magellan when he reached the Spice Islands?​

Magellan traded with Rajah Humabon, the island king, and a bond was quickly formed. The Spanish crew soon became involved in a war between Humabon and another rival leader and Magellan was killed in battle on April 27, 1521. The remaining crew escaped the Philippines and continued on towards the Spice Islands, arriving in November 1521.
How did Magellan meet the natives of Cebu?
Earlier in the month, his ships had dropped anchor at the Philippine island of Cebu, and Magellan met with the local chief, who after converting to Christianity persuaded the Europeans to assist him in conquering a rival tribe on the neighboring island of Mactan.