Where can a person experience sun exposer?

The sun's energy comes from nuclear fission radioactive decay intense heat nuclear fusion

Why did early settlements first develop along rivers? people could mine for copper and gold. people could use tools to dig ditches. plants and animals were more abundant. floods provided water for crops?

Manchuria was a part of China. True False

Boundaries between the Earth's layers Choose one: A. are noted by the changing metal content of each layer. B. are defined by abrupt changes in earthquake density. C. occur because of tides. D.

The planet jupiter is 7.78x10^11 m from the sun. how long does it take for jupiter to orbit once about the sun? (the distance from the earth to the sun is 1.50x10^11m)

What event did most Americans blame Spain for the cause of the Spanish American War? A. the assassination of President McKinley B. the sinking of the American fleet in Manila Bay C. the explosion that sunk the USS Maine D. the high cost of sugar

Which volcano erupted in the Pacific Northwest in 1980? A. Mount Rainier B. Mount Vesuvius C. Mount Pinatubo D. Mount Saint Helens

Which colonizing country settled throughout South America and what became the southwestern United States?

The moon has no atmosphere. True or false?

Does the Koreas have a border around the island?