Abird (b) is spotted flying 5,000 feet from a tree (t). an observer (o) spots the bird (o) at a distance of 13,000 feet. what is the angle of depression from the bird (b) to the observer (o) ?

Explain why components that are naturally found in air can be considered air pollutants.

By locating production facilities abroad, multinational corporations must pay more for labor true or false

Alandscaper is shopping for landscaping materials. she wants to use materials through which water flows easily. which materials should she choose? check all that apply. clay gravel granite rocks with cracks loosely packed soil