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The of a machine determines its "usefulness." a. input force b. output force c. mechanical advantage
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The government has declared that a hurricane is likely to hit the east coast. which government division is part of acf and provides guidance to citizens? a. job opportunities for low-income individuals b. office of human services emergency preparedness and response c. assets for independence d. low-income home energy assistance program
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What is the period of Earth spinning on its axis? what is its frequency?...
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