The substance that is getting changed / affected by another chemical substance
i believe it is a but please tell me if im wrong
Latitude refers to the distance of a location on Earth's surface from the equator in relation to the North and South poles (e.g., Florida has a lower latitude than Maine); altitude is defined as how high a location is above sea level (e.g., being on top of a hill vs bottom of the same hill). they share the similarity of measuring the distance from one set point to another.