Chemistry, 17.10.2021 14:00 AdhoraM11571
C. A 75 lb (34 kg) boy falls out of a tree from a height of 10 ft (3 m). (3 points)
i. What is the kinetic energy of the boy when he hits the ground? Round your answer to the nearest joule. (1 point)
ii. What is the speed of the boy when he hits the ground? Round your answer to two significant figures. (1 point)
iii. Using the conversion factors of 1 m = 1.094 yd and 1 mi = 1760 yd, calculate the speed of the boy in miles per hour when he hits the ground. (1 point)
Answers: 2
Chemistry, 22.06.2019 11:00
Which are examples of how technology has advanced scientific understanding.1using hot water to sterilize medical equipment.2transplanting a human organ into another individual.3inserting genes from one sheep into another cell to make a cloneunderstanding the different structures that make up a cell.4examining microorganisms from the deepest parts of the ocean
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Chemistry, 22.06.2019 17:30
Energy defines the different "states" of matter. in no more than 3 sentences, describe the amount of kinetic energy that each of the 3 states of matter possesses and relate that to the atom/molecular motion of each "state".
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Chemistry, 22.06.2019 19:30
Anurse used a 0.02-mg/l solution of disinfection to clean a patients wound. what is the concentration of the solution expressed as a percentage?
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C. A 75 lb (34 kg) boy falls out of a tree from a height of 10 ft (3 m). (3 points)
i. What is the...
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