Physics, 19.10.2019 04:30 Isabella1319
You are writing a short adventure story for your english class. in your story, two submarines on a secret mission need to arrive at a place in the middle of the atlantic ocean at the same time. they start out at the same time from positions equally distant from the rendezvous point. they travel at different velocities but both go in a straight line. the first submarine travels at an average velocity of 20 km/hr for the first 500 km, 40 km/hr for the next 500 km, 30 km/hr for the next 500 km and 50 km/hr for the final 500 km. in the plot, the second submarine is required to travel at a constant velocity, so the captain needs to determine the size of that velocity. what is that velocity?
Answers: 3
Physics, 22.06.2019 18:30, yclark98563p5z2gt
Suppose you plot the distance traveled by an object at various times and you discover that the graph is not a straight line. what does this indicate about the object's acceleration?
Answers: 3
Physics, 23.06.2019 00:50, brysonsandridge69041
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.
Answers: 2
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