ACT Testprep Science
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| 2-butanone | Butanone, also known as methyl ethyl ketone or MEK, is an organic compound with the formula CH₃CCH₂CH₃. This colorless liquid ketone has a sharp, sweet odor reminiscent of butterscotch and acetone.
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| 2-propanol | Is a chemical compound with the molecular formula C₃H₈O or C₃H₇OH. It is a colorless, flammable chemical compound with a strong odor.
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| Ammonium Nitrate | It has the chemical formula NH₄NO₃. It is a white crystalline solid which is highly soluble in water. It is predominantly used in agriculture as a high-nitrogen fertilizer.
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| Beta particles | Beta particles are high-energy, high-speed electrons or positrons emitted by certain types of radioactive nuclei such as potassium-40.
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| Capillary | Fine branching blood vessels that form a network between the arterioles and venules.
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| Crown fire | A forest fire that advances with great speed jumping from crown to crown ahead of the ground fire
forest fire - an uncontrolled fire in a wooded area
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| Denature | Destroy the characteristic properties of (a protein or other biological macromolecule) by heat, acidity, or other effects that disrupt its molecular conformation.
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| Ethyl Acetate | Ethyl acetate is the organic compound with the formula CH₃-COO-CH₂-CH₃. This colorless liquid has a characteristic sweet smell and is used in glues, nail polish removers, decaffeinating tea and coffee, and cigarettes.
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| Exclusion | A class of things that have common characteristics and that can be divided into subordinate kinds.
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| Ice shelf | An ice shelf is a thick floating platform of ice that forms where a glacier or ice sheet flows down to a coastline and onto the ocean surface. Ice shelves are only found in Antarctica, Greenland and Canada.
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| Inorganic | Not consisting of or deriving from living matter.
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| Lithium chloride | Lithium chloride is a chemical salt compound with the formula LiCl.
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| Manometer | A 'manometer' is an instrument that uses a column of liquid to measure pressure, although the term is often used nowadays to mean any pressure measuring instrument.
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| Meiosis | Is a special type of cell division necessary for sexual reproduction which occurs in eukaryotes, including animals, plants, and fungi.
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| Mesopause | Is the temperature minimum at the boundary between the mesosphere and the thermosphere atmospheric regions.
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| Milli-bar | The bar is a metric (but not SI) unit of pressure
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| Montane | Montane ecology is the branch of ecology that studies life systems on mountains or other high elevation regions on the Earth.
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| Aperture | Is a hole or an opening through which light travels
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| Osmosis | Osmosis is the spontaneous net movement of solvent molecules through a partially permeable membrane into a region of higher solute concentration
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| Paleozoic | Meaning "ancient life" is the earliest of three geologic eras of the Phanerozoic Eon
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| Peat | A brown, soil-like material characteristic of boggy, acid ground, consisting of partly decomposed vegetable matter.
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| Pinnate | (Of a compound leaf) having leaflets arranged on either side of the stem, typically in pairs opposite each other.
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| Plume | A long, soft feather or arrangement of feathers used by a bird for display or worn by a person for ornament.
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| Plutonium | Plutonium is a transuranic radioactive chemical element with symbol Pu and atomic number 94. It is an actinide metal of silvery-gray appearance that tarnishes when exposed to air, and forms a dull coating when oxidized
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| Polymer | Is a large molecule, or macromolecule, composed of many repeated subunits.
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| Polyrhythm | Simultaneous use of two or more conflicting rhythms, that are not readily perceived as deriving from one another, or as simple manifestations of the same meter
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| Polystyrene | Polystyrene is a synthetic aromatic polymer made from the monomer styrene, a liquid petrochemical.
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| Pore Water | Is the water filling the spaces between grains of sediment.
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| Projectile | A missile designed to be fired from a rocket or gun.
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| Prophase | Is a stage of mitosis in which the chromatin condenses into double rod-shaped structures called chromosomes in which the chromatin becomes visible.
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