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Author Question: The oldest known stone artifacts are A. 3 to 5 million years old. B. 2 to 2.9 million years old. ... (Read 464 times) |
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Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.
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Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.
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Blood is approximately twice as thick as water because of the cells and other components found in it.