1. millisecond, second, _______ , hour   third   day   minute   first   Hint Half-n-half Clue   2. North Pole, Arctic Circle, _______ , Equator   Antarctic Circle   South Pole   Tropic of Cancer   Tropic of Capricorn   Half-n-half Clue   3. point, segment, _______ , line   arc   dash   dot   ray   Half-n-half Clue   4. day, _______ , month, year   fortnight   decade   century   hour   Half-n-half Clue   5. egg, _______ , pupa, butterfly   spawn   tadpole   larva   cocoon   Half-n-half Clue   6. triangle, rectangle, pentagon, _______   hexagon   octagon   heptagon   square   Half-n-half Clue   7. amble, _______ , jog, run   creep   crawl   sprint   walk   Half-n-half Clue