What best explains the problem with using sediment layers to determine past climatic conditions?
A. are typically buried and not very accessible
B. do not provide details on year-to-year variations
C. do not go far enough back in time
D. do not provide information on igneous and metamorphic rocks
E. only provide information at a given location as opposed to globally
Answer: B
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Chemistry is the study of
A. matter. B. transformations of matter. C. only microscopic phenomena. D. only macroscopic phenomena. E. both A and B
Disintegration of rock at Earth's surface may be facilitated by water ________.
A. moving through near-surface pores and fractures B. present as vapor in the atmosphere C. flowing on the surface in streams and as runoff D. frozen in a glacier that is flowing over the surface E. All of the answers are correct.
What is sustainable development?
- promoting a viable economy and meeting social needs at the expense of the environment - promoting a viable economy while maintaining a viable environment and meeting social needs - a purely economic pursuit, not including ethical considerations - what the United States is practicing right now
Which of the following is considered to truly be a nation state?
A. Australia B. Iceland C. The United States and Australia D. Spain E. The United States