While painting the top of an antenna 225 m in height, a worker accidentally lets a 1.00‐l water bottle fall from his lunchbox. the bottle lands in some bushes at ground level and does not break. if a quantity of heat equal to the magnitude of the change in mechanical energy of the water goes into the water, what is its increase in temperature?
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Alice added sodium chloride to water and stirred the water for several minutes. alice is most likely trying to demonstrate that ionic compounds a. are hard. b. can dissolve. c. are clear. d. can melt.
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How many seconds does it take a pebble released from rest off a bridge to fall 29.4 m ? what is the pebble's speed when it has fallen 29.4 m ?
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While painting the top of an antenna 225 m in height, a worker accidentally lets a 1.00‐l water bott...
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