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Author Question: If a dense 20.0-kg object is falling in air at half its terminal velocity, what is the drag force on ... (Read 2984 times) |
The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.
During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).
Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.