The surface temperatures of a metal plate, piece of wood, and piece of plastic were measured with an infrared thermometer. Air line above 20°C. Which object's surface recorded the lowest temperature?
A. plastic
B. all measured the same
C. wood
D. metal plate
Answer: B
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?Match the term with the most appropriate description.
A. ?the study of varying beliefs about what is right and wrong with how we treat the environment B. ?a set of assumptions and values concerning how the natural world works and how you think you should interact with the environment C. ?the idea that the natural world is a support system for human life D. ?the belief that all species have value in fulfilling their particular role within the biosphere, regardless of their potential or actual use to humans E. ?the idea that we are part of, and dependent on, nature, and the earth's natural capital exists for all species, not just for humans
Which of the following is most resistant to both chemical and physical weathering?
A) a granite B) clay minerals C) a limestone D) quartz
Worldwide, the most widely used renewable energy source is ________
A) hydroelectric B) biomass C) solar D) wind E) nuclear
The presence of an S-wave shadow zone implies that the Earth's core is liquid.
Answer the following statement true (T) or false (F)