A bicyclist traveled 1440 meters in 12 seconds, what was her avg. speed during this time.
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Physics, 22.06.2019 19:00
1) what is the power in horsepower of a 100 watt light bulb? what is the power in kilowatts of a 200 horsepower engine? 2) if a cars engine is providing 3000 n of force to keep the car moving at 5 m/s, what is the engine’s effective power? 3) how many gallons of water will be pumped from a well 30 feet deep by a 1/2 hp engine in 1 minute? (1 gallon weighs 8.34 pounds)
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Physics, 22.06.2019 23:00
Which of the following is another term for a planned economy
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Physics, 23.06.2019 01:00
What is the role of the water cycle in maintaining freshwater levels in lake and rivers?
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