Physics, 25.02.2020 16:47, donavery24
A blacksmith cools a 1.2 kg chunk of iron initially at a temperature of 650°C by tricking 15°C water over it. All the water boils away, and the iron ends
up at a temperature of 120°C. How much water did the blacksmith tricke over the iron? Let = 0.47 x 10 kg. ). water = 4.19 x 10 /kg.
*). and L = 2256 x 100/kg
Answers: 3
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Decreased sensitivity to an unchanging stimulus is known as
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During a car accident, a 125kg driver is moving at 31m/s and in 1.5s is brought to rest by an inflating air bag. what is the magnitude of the change in momentum to the driver
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Physics, 22.06.2019 23:00, thickbeanpapi
Two horses begin at rest. after a few seconds, horse a is traveling with a velocity of 10 m/s west, while horse b is traveling with a velocity of 13 m/s west. which horse had a greater acceleration? a. horse a because its change in velocity was greater than horse b's in the same time. b. horse b because its change in velocity was greater than horse a's in the same time. c. horse b because its change in velocity was the same as horse a's, but it took less time. d. both horses had the same acceleration.
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A blacksmith cools a 1.2 kg chunk of iron initially at a temperature of 650°C by tricking 15°C water...
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