9. A load with m = 105 g is attached to a vertical spring that has been compressed by 15 cm. What is the force constant of the spring? a. 6.86 N/m b. 1.029 N c. 0.105 kg d. 7.72 x 10-2 J 10. Referring to #9, what is its elastic potential energy? a. 6.86 N/m b. 1.029 N c. 0.105 kg d. 7.72 x 102 J 11. Which of the following is statements is true? a. the center of mass of an object must lie within the object b. An incredibly compressed spring c. A tightly stretched rubber band d. None of the above

9. A load with m = 105 g is attached to a vertical spring that has been compressed by 15 cm. What is the force constant of the spring? a. 6.86 N/m b. 1.029 N c. 0.105 kg d. 7.72 x 10-2 J 10. Referring to #9, what is its elastic potential energy? a. 6.86 N/m b. 1.029 N c. 0.105 kg d. 7.72 x 102 J 11. Which of the following is statements is true? a. the center of mass of an object must lie within the object b. An incredibly compressed spring c. A tightly stretched rubber band d. None of the above