Take this only if you can finish it within 2 hour and just answer the question without any steps except 11, 12 and 13 questions. answer 11,12 and 13 questions briefly. Please answer

this question come from lesson "Energy and Momentum"

Question 9 (1 point) An apple with mass 0.3 kg falls 3 m from a tree branch to the ground. When is the mechanical energy of the apple greatest? at the beginning of the fall at the end of the fall at the half way point of the fall all of the above Question 10 (1 point) An 8 kg object has a kinetic energy of 100 J. At what speed is it travelling? 13 m/s 5 m/s 4 x 105 m/s none of the above Short Answer Question 11 (2 points) State the law of conservation of energy and provide an example of an energy transformation to model the law. Paragraph B I UVA Ev + . . . O O S W LG