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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 7408 times) |
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Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.
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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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The human body produces and destroys 15 million blood cells every second.
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Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).