1. The velocity of a wave is equal to the product of the _______ and the wavelength.   frequency   time period   amplitude   Hint Half-n-half Clue   2. A note of 500 Hz travels through a solid. If the velocity of sound in the solid is 3500 m/s, the wavelength is _______.   2 m   3.5 m   7 m   21 m   Half-n-half Clue   3. The loudness of sound depends on the _______.   amplitude   frequency   4. A low-pitched sound is very shrill in nature.   True   False   5. The pitch of a note depends on the _______ of the vibrations.   amplitude   frequency   6. The Greek letter _______ is usually used as a symbol to denote the wavelength.   κ (kappa)   δ (delta)   λ (lambda)   Half-n-half Clue   7. The effect produced in the ear due to the sound of a particular frequency is called the _______.   loudness   pitch   amplitude   Half-n-half Clue