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A 640-N hunter gets a rope around a 320-N polar bear. They are stationary, 20 m apart, on frictionless level ice. When the hunter pulls the polar bear to him, the polar bear will move:
Q3: A ferry boat is sailing at 12
Q4: The center of gravity coincides with the
Q8: We say that the displacement of a
Q9: A wheel initially has an angular velocity
Q10: The 600-N ball shown is suspended
Q17: An airplane is flying north at 500
Q20: The newton.second is a unit of:<br>A) work<br>B)
Q21: Five hoops are each pivoted at a
Q29: Two balls have the same shape and
Q56: A 0.50-kg block attached to an ideal