What are the most valuable resources of the caribbean islands? there can be more then one answer a. beaches b. climate c. tin d. turquoise e. waters f. zinc

Nuclear experimentation is a major global issue that affects relationships between countries. describe why countries try to limit the testing of nuclear weapons.

Find a formal factor that connects egypt to africa to europe and to southwest asia

In the following diagram, four different index fossils are labeled: which of the labeled fossils comes from the oldest organism? a b c d