geography and navigation

Trystan and Wynnona

what were thing they made and innovation

They calculated the earth circumference.The books of roads and provinces.The book of countries.and also the compass

topic

Geography and navigation

descibe invetions

they were things that told us where to go and were to look.also were things are on the map and which way too go.

Explain the innovations

the impact it made was it change people life.it helped by trading routes enemy lines or something also teach were people live and what direction to go.
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Facts

Travelers were another source of knowledge.Some travelers wrote guidebooks to help pilgrams make the journey to makkah.Others explore and descibed foreign lands like chine and scandinavia.One traveler wrote a 30 volume encyclopedia about all the places he had seen.

Facts

To aid the travelers,Muslims used navigational instrument.Muslim scientist adapted and perfected the compass and the astrolable.Muslims probably learned about the compass from the Chinese,Compasses allowed people to identify the direction in which they were traveling.The astrolable was probably invented by the Greeks.with this instrumentment,sailors at sea use the position of objects in the sky to pinpoint their location

Facts

Another subject of study for Muslim scholars was geography.Muslim geographers examined plants and animals in different regions.They also divided the world climate zones.Most people in midevil times believed that Earth was flat.Muslim scientist realized that it was round,like a ball.They even calculated Earth`s circumference within time nine miles of its correct value.