13. Haleakala, located on the island of Maui has a peak of 3055 m above sea level. Assume that sea level defines the height of Earth's surface. in; = 6.33 x 106mm, m; = 5.93 x 10%;. a = 5.57 x 10\" Nmafkga} a. Calculate the strength of Earth's gravitational eld at a point at the peak of Haleakala. [T 3 marks] I}. What is the ratio ofthe strength of Earth's gravitational field at the top of Haleakala to the strength at a point B4416m below the surface of the Earth? [T 2 marks] c. A tourist watching the sunrise on top of Haleakala watches a satellite orbiting Earth at an altitude 3530- km above his position. Determine the speed of the satellite. [T4 marks]