What features are used to name chemical and biogenic sedimentary rocks?
What will be an ideal response?
Composition is the primary feature to name chemical and biogenic sedimentary rocks. Texture is secondary, as most chemical and biochemical rocks have very fine-grained textures.
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Why are the atomic masses listed in the periodic table not whole numbers?
A. Scientists have yet to make the precise measurements. B. The atomic masses are average atomic masses. C. That would be too much of a coincidence. D. Today's instruments are able to measure the atomic masses to many decimal places.
Natural ecological restoration of riparian areas can happen if
a. enough chemical fertilizer is applied b. there is aggressive planting of native trees and shrubs c. the native fish in the adjacent stream or river are restocked d. protecting overgrazed land by moving cattle around e. cloud seeding is performed
Biomes with permafrost usually ________
A) lack trees and are located in polar regions B) are in temperate zones and have deciduous trees C) are covered in coniferous forests at high latitudes D) are located at high altitudes nearest the equator
The classical economic paradigm and the new ecological economic paradigm differ in the way that
A) each views the land, either as a resource within the human economy (classical) or as something that encompasses the economy (ecological). B) the value of capital is assessed, either in dollars (classical) or as resources that can be mined from the Earth (ecological). C) labor is determined, either as the number of people who are unemployed not counting farmers (classical) or the number of people who are unemployed counting farmers (ecological). D) labor and capital are assessed, either counting the total labor and capital resources available (classical) or that which is in use in operations (ecological).