Which of the following is the fuel for continental drift and plate tectonics?
A) Chemical reactions in Earth's core B) Solar energy
C) Nuclear fusion D) Radioactive decay
D
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Cone-bearing trees are characteristic of the
a. Taiga b. tropical rain forest c. temperate deciduous forest d. Savanna e. Desert
What evidence from the map and stereogram suggests that further volcanic activity took place inside the caldera after the final collapse of the volcano? Be as specific as you can.
The question is based on Map T-2, the “Umnak, Alaska,” topographic map (scale 1:250,000; contour interval 200 feet), Map T-21b, a satellite image; and Figures 35-3 and 35-4, a shaded relief map and a stereogram showing the Okmok Caldera (53°25'33"N, 168°07'38"W) on Umnak Island in the Aleutian Islands. What will be an ideal response?
Which one of the following principles of smart-growth will most likely result in more wildlife habitat and scenic beauty within established suburban neighborhoods?
A) Have states purchase open spaces that are then preserved from urban development. B) Set physical boundaries on urban sprawl. C) Build new homes and stores on existing abandoned or brownfield urban properties. D) Promote the integration of homes, stores, light industry, and professional offices.
The temperature data application that could help you to predict when your corn crop will be ready to harvest is:
A) the monthly mean temperature during the growing season. B) the growing degree day. C) the heating degree day. D) the average harvest temperature.