Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are moving toward one another, the first having a mass of 150,000 kg and a velocity of 0. 300 m/s, and the second having a mass of 110,000 kg and a velocity of β0. 120m/s. (the minus indicates direction of motion. ) what is their final velocity?.
Answers: 1
SAT, 23.06.2019 11:10
If you find yourself sharing the road with an aggressive driver, you should: a. attempt to get the driver off the road b. give the driver extra space c. make eye contact and smile
Answers: 1
SAT, 25.06.2019 12:00
Keep your choice of a major there is probably no single correct choice. a ) to yourself. b) in perspective. c) based solely on the expectations of others. d) all of the answer choices are correct.
Answers: 3
SAT, 28.06.2019 06:30
Which of the following ideas did greek philosopher democritus contribute to the atomic theory? a. each object is made up of one atom, which varies in size from very small to very large. b. matter is composed of only one kind of particle, which can be easily destroyed. c. every element has a specific type of atom, which remains the same size in all forms of matter. d. all matter is composed of small particles, which combine to make larger objects.
Answers: 1
Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are...
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