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During the devonian period animals that could live in land began to evolve. these animals still spent part of thier lives in the water what were these animals called

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Which objective lens provides the least total magnification?

Which is likely to be more frequently found in rocks: fossils of very old sea creatures or very old land creatures?

Which of the following is true about ecosystems?

1. When governments seek a favorable trade balance, they want A to raise taxes on exports B imports to equal exports C to export more than they import D to import more than they export

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3) Which of the following may move and cause an earthquake to occur? A: Asthenosphere B: Lithosphere C: Plate D: Mantle

What statement best describes the relationship between power and authority? A. Authority is a type of power used only in democracies. B. Authority is the ability to use power legitimately. C.