Ang bahaging nagpapakita ng ugnayan ng tauhan sa puwersa ng kalikasan ay

the part that shows the relationship of man to the force of nature is Biosphere, the thin envelope embracing the Earth, it soil cover, and everything else that is alive.

the translation is :-

ang bahaging nagpapakita ng ugnayan ng tao sa lakas ng kalikasan ay ang Biosfir, ang manipis na sobre na yumakap sa Earth, ang takip ng lupa, at lahat ng buhay.

I hope this helps

the total distance that martina travels that day is

(distance from home to mom's office) plus (distance from mom's office to school)

plus (distance from school to library) plus (distance from library to friend's house)

plus (distance from friend's house to martina's house).

(we don't know what any of these distance actually is.)