How did Claudius ptolemaeus account for the retrograde motion of the planets

How much closer is Earth to the Sun during perihelion than during aphelion? 500,000 m 100 million km 1 AU 5 million km

Alabama Alaska Arizona Arkansa California Colorado Cuneticut Deleware Florida whats next

Approximately how much of earth's surface is covered by land

Which of these are found in Southeast Asia's tropical rainforests? a. rice paddies b. teak trees c. coral reefs d. pearls

Are volcanoes scattered randomly or concentrated in definite zoned

Compared with the land in the highlands, the lowlands region of England is___. A) Rockier and more difficult for farming B) The center of business and industry C) Richer in coal reserves D) Covered by more fertile farmland Answer: D) Covered by more

What are the three main types of erosion caused by glaciers?

How do we know that africa was the birthplace of the earlist humans

What would happen if the wernicke's area is damaged?

Greece is known as the birthplace of western