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Weegy: Radiation is the emission or transmission of energy in the form of waves or particles through space or through a material medium. User: The Jurassic period is part of the ___ era. Weegy: Jurassic period was a part of Mesozoic era. User: Ocean currents near the equator are primarily: A.eastward B.westward C.north and south D.clockwise Note:eastward is wrong i checked Weegy: Ocean currents near the equator are primarily: A. EASTWARD. User: Which statement is true about displacement? Question 9 options: a) A way to increase displacement is to remove friction between metal parts. b) Decreasing the displacement generally increases the power of the engine. c) It's the total volume of air-and fuel mixture the cylinders can hold. d) It's calculated based on the weight of the engine block. (More)

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Weegy: Preclinical trials often involves testing in live animals. User: Factors such as literacy rate, average family income, infant mortality rate, and life expectancy are used most often to measure __________. A. development B. happiness C. quality of life D. Gross Domestic Product (More)

Weegy: 2 + 2 = 4 User: If you want to capture a scene in your setting, the best tool to use would be A) frequency counts and time samples. B) narratives or daily records. C) interviews and conversations. D) teacher observation checklists. (More)