Answer: Because the way the hydrogen bonds causes molecules to push farther apart, which lowers the density.
The volunteers were gathered in four areas: Arizona, New Mexico, Oklahoma, and Texas. They were gathered mainly from the southwest because the hot climate region that the men were used to was similar to that of Cuba where they would be fighting. "The difficulty in organizing was not in selecting, but in rejecting men."[3]:5 The allowed limit set for the volunteer cavalry men was promptly met. With news trickling down of Spanish aggression and the sinking of the USS Maine men flocked from every corner of the regions to display their patriotism.
The answer to the question is C
Food inspection, rubbish and sewage disposal, and the construction of fresh water supplies are the facilities improved in Middle Ages.
<h3>What impact did the
Industrial Revolution have on public health?</h3>
The topic of public health has become the main focus of government policy as during Industrial Revolution. Urban environment have decreased as a result of higher population, crummy housing, and excessive working hours.
Thus, Food inspection, rubbish and sewage disposal
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I believe that the answer is a