1. rocket, plane, _______ , bicycle   train   tricycle   spacecraft   cart   Hint Half-n-half Clue   2. millimeter, _______ , decimeter, meter   nanometer   decameter   kilometer   centimeter   Half-n-half Clue   3. byte, _______ , megabyte, gigabyte   terabyte   millibyte   nanobyte   kilobyte   Half-n-half Clue   4. day, _______ , month, year   decade   hour   century   fortnight   Half-n-half Clue   5. building, town, _______, country   apartment   state   planet   continent   Half-n-half Clue   6. Earth, Jupiter, _______ , Pluto   Mars   Venus   Mercury   Uranus   Half-n-half Clue   7. millisecond, second, _______ , hour   third   minute   day   first   Half-n-half Clue