Which is not a clue indicating that hornfels forms under conditions of high temperature but not high pressure?

A) chemical composition
B) lack of foliation
C) cleavage planes
D) grain size


Answer: C

Environmental & Atmospheric Sciences

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Earth pulls the Moon. Similarly, Moon pulls Earth. We can say that

A. Earth's and Moon's pulls comprise an action-reaction pair. B. Earth and Moon pull on each other. C. both of the above D. none of the above

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As the temperature of a radiating surface is increased ________

A) the total amount of energy emitted increases B) a larger portion of the energy is radiated at longer wavelengths C) a larger portion of the energy is radiated at shorter wavelengths D) both A and B E) both A and C

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Vergil's Aeneid, Rome's national epic written during the Augustan Age, includes a myth about the origins of

A) The civil wars of the late Republic B) Rome's wars with Carthage C) Rome's wars with Greece D) The civil war of Marius and Sulla

Environmental & Atmospheric Sciences