<span>the grasslands of South America are a low plain, not mountainous or rain forest</span>
Mars (diameter 6790 kilometers) is only slightly more than half the size of Earth (diameter 12750 kilometers).
The correct answer is the sun.
The Earth's main energy source is the sun. The sun causes convection within the atmosphere, which in turn affects weather and climate.
Answer:
The answer it's on the Explanation:
Explanation:
The origins of the great civilization known as the Byzantine Empire can be traced to 330 A.D., when the Roman emperor Constantine the Great dedicated a "new Rome" on the site of the ancient Greek colony of Byzantium. Though the western half of the Roman Empire fell in 476, the eastern half survived for 1,000 more years, spawning a rich tradition of art, literature and learning and serving as a military buffer between the states of Europe and the threat of invasion from Asia. The Byzantine Empire finally fell in 1453, after an Ottoman army stormed the Byzantine Empire during the reign of Constantine XI.
