Name: /20 marks Module 6: Developing Level (3 marks each) 5) A machine has an output power of 50.0 W. How many minutes would it take to produce 25 KJ of energy? 6) What is the mechanical energy of a 2000 kg helicopter flying 250 km/h at 500 m above the ground? Module 6: Proficient Level (2 marks) 7) A 65 kg sled is on skates and has no friction. You use a rope to pull on the sled with 100 N of force (60 above the horizontal) across a horizontal distance of 75m. How much work did you do on the sled and what is the sled's final speed