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Author Question: What is the wavelength in meters, of a sound wave (v = 340 m/s) with a frequency of 4 Hz? a. 85 Hz ... (Read 45 times) |
Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.
Your heart beats over 36 million times a year.
Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.
The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.
After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.