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Author Question: A fiber optic cable (n = 1.40) is submerged in water (n = 1.33). What is the critical angle for ... (Read 36 times) |
A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.
Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.
The human body produces and destroys 15 million blood cells every second.
Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.