Question 11 (1 point) A moon orbits a distant planet at a distance of (1.25x10^6) m. If the moon requires 3.642 days to orbit the planet and the planet has a mass of 4.75 x 1012 kg, the magnitude of the centripetal force exerted on the moon by the planet is a.be x 10d N. . Input your value for a.bc x 10 in the blank . Use Physics 20 Data Sheet for all constants . Do not include units Note: Your answer is assumed to be reduced to the highest power possible. Your Answer: x10 AnswerQuestion 12 (1 point) Experimental evidence shows that the moon Umbriel orbits Uranus with a period of 4.14 earth days. If the orbital radius is determined to be (2.65x10^8) m, the experimental mass of Uranus is a.bc x 10 kg. . Input your value for a.bc x 10 in the blank . Use Physics 20 Data Sheet for all constants . Do not include units Note: Your answer is assumed to be reduced to the highest power possible. Your Answer: x10 AnswerQuestion 13 [1 point] Kepler's constant, k, is equal to the cube of the planet's mean distance, divided by the period of revolution squared or 1.3 k=i The following is also true Ok=4aM 41:2 0k: GM 0k= :3: 01:: GM Question 14 [1 point} WhiCh of the following are included in the calculation of mechanical energy? I. gravitational potential energy ll. elastic potential energy I\". kinetic energy O \"and Ill 0 I, ||.anc| ||l Question 15 (1 point) A 47.5 kg object falls 361 m, the speed of the object just before it hits the ground is ab.c m/s. . Input your value for ab.c in the blank . Do not include units Your Answer: Answer Question 16 (1 point) A 24.7 kg object is dropped from the roof of a 82.7 m tall building. The speed of the object when it is 3.00 m above the ground is ab.c m/s. . Input your value for ab.c in the blank . Do not include units Your Answer: AnswerQuestion 17 (1 point) An object is being pulled a distance of 4.25m along the ground by a rope that is at an angle of 37.0 degrees. If the mass of the crate is 54.2 kg, the applied force is 225, the force of friction is 55.0 N, the net work done is pulled abc Nm. . Input your value for abc in the blank . Do not include units Fapp 37.0- Your Answer: Answer Question 18 (1 point) A machine applies a force of 305 N for 13.0 seconds to pull an object a distance of 25.0 m. The power required by the machine is abc Watts. . Input your value for abc in the blank . Do not include units Your Answer: AnswerQuestion 19 (1 point) A bullet is fired into a ballistic cushion at 189 m/s. If the bullet has a mass of 5.14 g, and exits the 85.1 cm thick cushion with a velocity of 131 m/s, the magnitude of the force applied to the bullet by the cushion is ab.c N. . Input your value for ab.c in the blank . Do not include units Your