1. The SI unit for length is   kilometer   centimeter   foot   meter   Hint Half-n-half Clue   2. The musical note, Middle C, has a _______ of 256 hertz.   frequency   period   amplitude   wavelength   Half-n-half Clue   3. The symbol for hertz is   Hz   He   hz   H   Half-n-half Clue   4. The SI unit for mass is   kilogram   pound   gram   ounce   Half-n-half Clue   5. Select the odd one out in the following measurement units:   farad   coulomb   pascal   volt   Half-n-half Clue   6. Select the odd one out in the following measurement units:   meter   kilogram   second   gram   Half-n-half Clue   7. Select the odd one out in the following measurement units:   ampere   ohm   volt   newton   Half-n-half Clue