Answer:
It made significantly better predictions of planetary positions in our sky
Explanation:
Of the following statements the one which was not a major advantage of Copernicus's Sun-centered model over the Ptolemaic model is that it made significantly better predictions of planetary positions in our sky. Both the model made similar predictions of planetary position in our sky. In fact the Ptolemaic model was even better than the Copernicus's heliocentric model when it came to positioning of planets.
<h2>
The End of Trans-Saharan Trade Routes:</h2>
Explanation:
The factors that led to the end of trans-Saharan trade routes are:
- Civil unrest due to collapse of the Songhay Empire, the Timbuktu, by the Morracans in 1591
- The extreme desert conditions like extreme climates, excessive heat, lack of water and food etc made the travel logistics very tough. This made people opt for other transport systems
- Huge advancements made in maritime travel
- Exploration of West African trade routes
- Economic, political and social changes which led to the end of trans-Saharan trade routes
Answer:
1) Las montañas ubicadas en las coordenadas 28º N 86º E son las de la cordillera del Himalaya, dado que dichas coordenadas se corresponden con la región de Nyalam, en el Tíbet, dentro de la República Popular China y muy cerca de la frontera con Nepal. Es una zona de elevada altitud (se ubica a casi 4,000 metros sobre el nivel del mar), en plena cordillera de los Himalayas.
2) Las montañas ubicadas en las coordenadas 32ºS 70ºO son las de la cordillera de los Andes en América del Sur, dado que las coordenadas brindadas pertenecen a Calingasta, en la Provincia de San Juan, Argentina, región cuyo pico máximo de altitud supera los 6,000 metros sobre el nivel del mar.
Answer:
upper mantle and lower mantle
Explanation:
