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Author Question: A small sphere attached to a light rigid rod rotates about an axis perpendicular to and fixed to the ... (Read 45 times) |
On average, the stomach produces 2 L of hydrochloric acid per day.
When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.
Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.
Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.