Physics, 05.07.2019 05:30 anonymous8888
An empty, free-moving box car with a mass of 22,509 kg is coasting along at 4.21 m/s, when it runs into a second, stationary loaded box car with a mass of 31,647 kg. what is the speed of the two cars after they collide and attach?
Answers: 2
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Who was the first scientist to measure speed as distance over time?
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Explain why you think this diagram shows what happened to the carbon in the biodome.
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Acar jack with a mechanical advantage of 6 needs to produce an output force of 600 n to raise a car. what input force is required? 6 n 100 n 600 n 3,600 n
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Asmall electric heater, immersed in 80g of water in a calorimeter of 40j/k raises the temperature from 10.5 degree celsius to 25 degree celsius in 12 minutes. using the same apparatus with 50g of oil instead of water, it is found that the temperature of oil rises from 7 degree celsius to 27 degree celsius in 10 minutes. find specific heat capacity of the oil.
Answers: 2
An empty, free-moving box car with a mass of 22,509 kg is coasting along at 4.21 m/s, when it runs i...
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