1. The distance between two consecutive crests of a wave is called _______.   period   wavelength   amplitude   Hint Half-n-half Clue   2. The effect produced in the ear due to the sound of a particular frequency is called the _______.   amplitude   pitch   loudness   Half-n-half Clue   3. The velocity of a wave is equal to the product of the _______ and the wavelength.   frequency   time period   amplitude   Half-n-half Clue   4. The number of vibrations produced by a vibrating body in one second is called _______.   time period   amplitude   frequency   Half-n-half Clue   5. The SI unit of frequency is _______.   Hertz   Coulomb   Joule   Half-n-half Clue   6. The frequency of a note that is one octave higher than a note of 512 Hz is _______.   520 Hz   544 Hz   768 Hz   4096 Hz   Half-n-half Clue   7. The maximum displacement of a vibrating body from its mean position is called _______.   time period   amplitude   frequency   Half-n-half Clue