While you are sitting on a chair at the edge of a 1.8-m-deep swimming pool, your eyes are 1.4 mabove the surface of the water. You see an acorn on the bottom of the pool at a 45? angle below the horizontal.
What is the horizontal distance between you and the acorn?
d =

Which sentences describe point source pollution? in this type of pollution, the source of the pollution is single and easily identifiable. when runoff water from the melting of snow mixes with debris, it creates pollution. the runoff water, mixed with pollutants, reaches large areas with disastrous effects. alternatively, when a wastewater treatment plant releases harmful chemicals into a stream, the chemicals pollute the stream water because they are not treated for safety.