A person in his motorboat travels from his home to his work. It travels 50 m in a direction 60 degrees north of east. He then turns and travels 30m southeast and finally 35m south to his job. Get the total displacement made by the person. Aside from that where does this person obtains 45°

Question 11 of 13 (1 point) jump to question: a stairway, ladder, or ramp must be present in excavations in which of the following situations? a. all trenches must have access/egress b. the trench is more than 15 feet wide but only 1 ½ feet deep c. the trench is more than 4 feet deep and the devices must be within 25 feet of all workers

The direction of the current in an alternating current circuit remains constant. is direct. changes repeatedly. changes randomly.

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.