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Author Question: The static friction coefficient is always higher than the kinetic friction coefficient. Indicate ... (Read 177 times) |
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
The human body produces and destroys 15 million blood cells every second.
Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.
Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.