1. The SI unit for time is   millisecond   second   light year   year   Hint Half-n-half Clue   2. 1 liter = 1000 m3   True   False   3. The musical note, Middle C, has a _______ of 256 hertz.   period   wavelength   frequency   amplitude   Half-n-half Clue   4. Pa is the symbol for pascal, which is the SI unit for   force   capacitance   pressure   electric charge   Half-n-half Clue   5. The symbol for hertz is   He   Hz   hz   H   Half-n-half Clue   6. V is the symbol for volt, which is the unit of   electrical resistance   electrical capacitance   electric charge   electrical potential   Half-n-half Clue   7. The SI unit for electric charge is   watt   ohm   coulomb   ampere   Half-n-half Clue