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a load of 400n is lifted up by an effort of 100n. if the load distance is 20cm .what will be the effort diatance?
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Apossible explanation for a set of facts that can be tested by further investigation is called
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How many dots must be added to the symbol to properly represent a standard nitrogen ion? a) 1 b) 3 c) 5 d) 8
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30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve
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a load of 400n is lifted up by an effort of 100n. if the load distance is 20cm .what will be the eff...
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