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ACT Test Prep Vocab

2-butanone A colorless, flammable ketone, CH3COCH2CH3, used in lacquers, paint removers, cements and adhesives, cleaning fluids, and celluloid. Also called methyl ethyl ketone.
2-propanol a postemergence herbicide, C 9 H 9 Cl 2 NO, used for weed control on potatoes, rice, and other crop plants.
biotic index A scale showing the quality of an environment by the types of organisms which inhabit it.
calcareous ooze A fine-grained pelagic sediment containing undissolved sand- or silt-sized calcareous skeletal remains of small marine organisms mixed with amorphous clay-sized material.
colorimeter a device that analyzes color by measuring a given color in terms of a standard color, a scale of colors, or certain primary colors.
continental ice sheet crater a vast expanse of ice which completely covers all underlying terrain. They form on land and spread outward in all directions.
CaCo3 calcium carbonate
Ch3 carbon trihydrate
depth rate
ethyl acetate a colorless, volatile, flammable liquid, C 4 H 8 O 2 , having a fragrant, fruitlike odor: used chiefly as a scent in the manufacture of perfumes, flavorings, and confections, and as a solvent for paints, varnishes, and lacquers.
exclusion chromatography a chromatographic method in which molecules in solution are separated based on their size
gamma a unit of weight equal to one microgram.
montane pertaining to, growing in, or inhabiting mountainous regions
nomenclature a set or system of names or terms, as those used in a particular science or art, by an individual or community, etc.
peat a highly organic material found in marshy or damp regions, composed of partially decayed vegetable matter: it is cut and dried for use as fuel.
pinnate having parts arranged on each side of a common axis
polystyrene a clear plastic or stiff foam, a polymer of styrene, used chiefly as an insulator in refrigerators and air conditioners.
prophase the first stage of mitosis or meiosis in eukaryotic cell division, during which the nuclear envelope breaks down and strands of chromatin form into chromosomes.
rallies to bring into order again
retention time the time it takes a solute to travel through the column
semipermeable permeable only to certain small molecules
sluggishly slow to act or respond
sparking device
SO4 sulfate
tactic an action or strategy carefully planned to achieve a specific end.
tropopause the interface between the troposphere and the stratosphere.
troposphere the lowest region of the atmosphere, extending from the earth's surface to a height of about 3.7–6.2 miles (6–10 km), which is the lower boundary of the stratosphere.
ultraviolet beyond the violet in the spectrum, corresponding to light having wavelengths shorter than 4000 angstrom units.
uranium series the radioactive series that starts with uranium 238 and ends with a stable isotope of lead of mass number 206.
vapor plume flue gases visible because they contain water droplets.
Created by: ashieee115