1. A low-pitched sound is very shrill in nature.   True   False   2. The distance between two consecutive crests of a wave is called _______.   period   amplitude   wavelength   Hint Half-n-half Clue   3. The Greek letter _______ is usually used as a symbol to denote the wavelength.   δ (delta)   κ (kappa)   λ (lambda)   Half-n-half Clue   4. The frequency of a note that is one octave higher than a note of 768 Hz is _______.   776 Hz   800 Hz   1024 Hz   6144 Hz   Half-n-half Clue   5. The frequency of a tuning fork that vibrates 3000 times in 6 s is _______.   750 Hz   250 Hz   500 Hz   1000 Hz   Half-n-half Clue   6. If the time period of vibration of a tuning fork is 1 / 256 of a second, its frequency of vibration is   256 Hz   512 Hz   0 Hz   768 Hz   Half-n-half Clue   7. The velocity of a wave is equal to the product of the _______ and the wavelength.   frequency   time period   amplitude   Half-n-half Clue