A group of rock layers containing similar fossils of similar age is called a

A. strata

B. stage

C. season

D. series

Why is the earth considered a dynamic planet? What are its three concentric layers and there properties?

Approximately how many crops are generally grown on a latifundia-style plantation

What did the colonists dress up as during the Boston Tea Party when they dumped the tea into Boston Harbor? A. British Soldiers B. Native Americans C. French Nationalists

Where in North America and South America are most active volcanoes located?

Which body in the solar system has an orbit so eccentric that it crosses the orbit of neptune?

Which of the following is considered a benefit of dam-building in india

Who was Nelson Mandela? A. The man who started apartheid B. A man who was jailed for his political activities C. The leader of the African Economic Community D. A Somalian warlord

List five events ents that can trigger a mass movement

A trend that can be seen in many modern migrations is that migrants from Eastern Europe, Africa, and the Middle East are going to A. the United States B. the Netherlands C. anywhere in the world that has employment and educational opportunities D.

Which factor contributes to the strength of hurricanes