from the top of a tower, the angle of depression to a stake on the ground is 60 degrees. the top of the tower is 80 feet above ground. how far is the stake from the foot of the tower.

Which of the following statements about pesticides and residue is false? a. most conventionally grown produce has detectable levels of pesticides when purchased from the store.b. the us government has determined that small levels of pesticides in produce is safe for humanconsumption.c. organic produce always will be pesticide-free.d. farm workers, children, and pregnant women are at greatest health risk from pesticides. select the best answer from the choices provided.

Most of earths fresh surface water is found in

Alow pressure system is formed when an air mass cools over a cool surface and sinks. true or false