Scientists have attempted to measure historical temperatures by collecting data from various sources. Four of these five answers are examples of such sources; select the exception.
A. radioisotopes in rocks and sediments
B. pollen grains
C. ice cores
D. gold veins
E. tree rings
Answer: D
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Divergent evolution results in descendants with characteristics that are very similar to their ancestors’ characteristics
a. True b. False
When a tsunami reaches shore, ____
A) the wave height greatly increases B) the wave period greatly decreases C) the wave will appear as a single huge breaking wave D) it will always race hundreds of meters inland
What sedimentary structure is illustrated in this photograph? What direction (toward the left or the right) were sediment-transporting currents flowing when the sediment was deposited?
What will be an ideal response?
How are the location patterns of earthquakes, volcanoes, and fault lines in North America related to its tectonic plate boundaries?
What will be an ideal response?