Answer:
Eratosthenes
Eratosthenes calculated the circumference of the Earth by multiplying the distance between Alexandria and Syene by 50. Round sometime around 500 B.C.
Explanation:
Answer:
80
Explanation:
(2 x 10 - 5) + (7 x 10 - 5)
= (20 - 5) + (70 - 5)
= 15+ 65
= 80
Answer:
b. cause gases and particulate matter to remain trapped near the ground.
Explanation:
Temperature inversion simply means warm air been trapped in the atmosphere within a colder layers. it causes gases ,dust, dew and particulate matter to remain trapped near the ground thereby reducing visibility.
Because of all the clear cutting, pollution, and groundwater depletion.
In the Hispanic World, the place to find mysterious stone figures is in the Isthmo-Colombian area. It is to be noted that the Stone spheres of Costa Rica are the best-known stone sculptures of the Isthmo-Colombian area.
<h3>What are the stone spheres of Costa Rica used for?</h3>
Relaxation, stress alleviation, and massage are some of the activities the stones are now used for. When rolled over tensed regions, crystal spheres release tension and calm tight muscles, making them ideal for massage and reflexology.
Costa Rica's stone spheres are a collection of about 300 petrospheres in Costa Rica, in the Diqus Delta and on Isla del Cao.
They are also known as bolas de piedra in Mexico (literally stone balls). The spheres are frequently associated with the extinct Diqus civilisation, and they are also known as the Diqus Spheres.
Learn more about the Hispanic World:
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