Physics, 01.11.2019 03:31 amariyanumber1923
In which of the following situations is the most work done on the object? a. holding a 50 kg object. b.carrying a 30 kg object down a 40 m long hallway. c.lifting a 20 kg object 1 m up. d.carrying a 15 kg object upstairs from the first to the second floor. e.lowering a 25 kg object from a second story balcony to the ground
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Gasoline comes from petroleum, which is made from ancient living things. petroleum, therefore, contains a type of energy. a. heat b. nuclear c. biological d. chemical potential
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Physics, 22.06.2019 22:00
What would people living along the coast in south florida do if there was a hurricane warning? move to locations away from the water flock along coasts to watch the natural phenomenon buy instruments to predict the exact location of the hurricane measure water levels to know the exact time of the hurricane
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In which of these cases are the two wave points considered to be in phase with each other?
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Physics, 22.06.2019 23:30
A6.0-kilogram cart initially traveling at 4.0 meters per second east accelerates uniformly at 0.50 meter per second squared east for 3.0 seconds. what is the speed of the cart at the end of this 3.0 second interval? (1) 1.5 m/s (3) 3.0 m/s (2) 5.5 m/s (4) 7.0 m/s
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In which of the following situations is the most work done on the object? a. holding a 50 kg object....
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