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Ameter stick is pivoted at the 0.50-m line. a 3.0-kg object is hung from the 0.15-m line. where should a 5.0-kg object be hung to achieve equilibrium (the meter stick oriented horizontal and motionless)?
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If an athlete runs once around a track, back to the starting line, her average velocity is zero. true or false?
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Which atomic model was proposed as a result of j. j. thomsonβs work?
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A speed skater moving to the left across frictionless ice at 8.0 m/s hits a 5.0-m-wide patch of roug...
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