1. isotope   flying reptile now extinct.   target or goal.   similarity or state of being parallel.   different form of an element.   Hint Half-n-half Clue   2. nomenclature   residue from smelting operation.   terminology or method of naming.   reasoning with major premise, minor premise and conclusion.   outer boundary for closed figure.   Half-n-half Clue   3. indices   pointers or indications.   coloring agent.   substance that causes solid matter in solution to deposit.   dependant or small heavenly body revolving round large one.   Half-n-half Clue   4. quagmire   natural environment; nutrient setting for microorganism.   partly lighted shadow.   substance that helps propel or push forward.   marsh or soft and wet land.   Half-n-half Clue   5. solstice   ring (of leaves around the stem).   quantity that can be defined or that can limit.   small opening of cavity.   time when sun is farthest from the equator.   Half-n-half Clue   6. projectile   product of mass and velocity for a moving body; impetus.   amount produced or income earned.   observed fact or occurrence subject to scientific study.   missile or shell.   Half-n-half Clue   7. stratum   sameness or consistency.   quantity that can be defined or that can limit.   finding the total or summary.   layer of earth's crust or society.   Half-n-half Clue