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Author Question: A 5.0-kg mass sits on the floor of an elevator that has a downward acceleration of 1.0 m/s2. On top ... (Read 891 times) |
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HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.
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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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Blood is approximately twice as thick as water because of the cells and other components found in it.
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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
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Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.