Name: /20 marks Module 3: Exemplary Level (2 marks) 4) A 25.0 kg box is being pulled east across the ground with a horizontal force of 110 N. If the acceleration of the box is 2.82 m/s2, what is the coefficient of kinetic friction? Please include a labelled free-body diagram. Module 4: Developing Level (3 marks each) 5) What force of gravity does a 100 kg astronaut experience if she is 6.78 X 106 m from the center of Earth? arth. What is its the