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ACT Prep Exam Latest with complete solution

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Acceleration - ANSWER The rate of change of velocity Acidic - ANSWER Having a pH less than 7 Acute - ANSWER (adj.) refers to an angle that is less than 90 degrees; (adj.) refers to a triangle with angles that are all less than 90 degrees; sharp; quick and precise; intense Aerobic Respiration - ANSWER The breakdown of glucose in the body of an animal to supply muscles with oxygen. Aerosol - ANSWER Solid or liquid particles suspended in gas Alkalinity - ANSWER Having a pH greater than 7 (contrast with acidic, which is having a pH less than 7). Amino Acids - ANSWER Various organic compounds that link together to form proteins. Anatomical - ANSWER Related to the structure of an organism Antigen - ANSWER A substance such as a toxin or enzyme capable of eliciting an immune response. Antitoxin - ANSWER An antibody created for and capable of neneutralizing a toxin Bacteria - ANSWER Single-celled microorganisms Basalt - ANSWER Solidified lava; a dense, gray, fine-grained igneous rock Biomass - ANSWER Total mass of all the living matter within a given area Biosynthesis - ANSWER The production of a chemical compound within the body Boiling Point - ANSWER The temperature a liquid must be to change states from liquid to gas Capillary - ANSWER A very slim tube; one of a network of extremely small blood vessels Carbohydrate - ANSWER Sugars and starches that serve as a major energy source for animals Catalyst - ANSWER An agent that causes or speeds up a chemical reaction Celsius - ANSWER A temperature scale in which the freezing point of water is 0 degrees and the boiling point is 100 degrees under normal atmospheric conditions Cerebral Edema - ANSWER Brain swelling Chlorophyll - ANSWER A green pigment produced in response to sunlight during photosynthesis. Cholesterol - ANSWER A soft, waxy compound found in the body and in the food we eat. Collinear - ANSWER 23 of 450 Collinear Passing through or lying on the same straight line. Comet - ANSWER A celestial body, having an elongated, curved vapor tail, which is seen only in that part of its orbit that is relatively close to the sun Common Difference - ANSWER The equal distance between one number in an arithmetic sequence and the next (for example, the common difference between 4, 6, and 8 is 2.). Common Ratio - ANSWER The ratio of one term and the next in a geometric sequence (for example, the common ratio between 2, 4, and 8 is 4/2 and 8/4, or 2.) Compressibility - ANSWER The ease with which pressure can alter the volume of matter Congruent - ANSWER Equal in length or measure Cos - ANSWER Abbreviation of cosine Cosine - ANSWER The ratio of the adjacent side (with respect to the angle of reference) to the hypotenuse in a right triangle Cube - ANSWER A term raised to the third power; a regular solid having six congruent faces Cubic Inch - ANSWER The volume of a cube with edges that all measure one inch. Cylindrical - ANSWER Having the shape of a cylinder, or a solid with circular ends and straight sides Diagonal - ANSWER A line segment joining two nonadjacent vertices of a polygon or solid (polyhedron). Dilute - ANSWER To weaken the strength of a solution Directly Proportional - ANSWER Increasing or decreasing together or with the same ratio Ecology - ANSWER The field of science that concentrates on relationships between organisms and their environments Emissions - ANSWER Things that are discharged (often gases into the air). Emit - ANSWER To release particles such as light, heat, or gases. Epicanthic Fold - ANSWER A fold of skin of the upper eyelid that only partly covers the eye's inner corner Equilibrium - ANSWER A st

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