There is essentially no difference between soil texture and soil structure.
Answer the following statement true (T) or false (F)
False
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Igneous rock is formed from
A. lava that freezes on Earth's surface. B. high temperatures and pressures acting on subsurface rock. C. crystallization of magma. D. all of the above
The geodatabase has more than 30 topology rules for point, line, and polygon features.
Answer the following statement true (T) or false (F)
Data on atmospheric carbon dioxide concentrations from Mauna Loa, Hawaii, show that
A) there is no consistent pattern in carbon dioxide concentration fluctuations. B) carbon dioxide concentrations decrease in winter. C) outgassing from the active volcanoes in Hawaii renders the data unusable. D) the concentration of carbon dioxide in the atmosphere is increasing. E) none of the above
Oxygen and silicon are so abundant in Earth's crust that their percentages dwarf those of all other elements.
Answer the following statement true (T) or false (F)