1. Largest bay (in terms of area)   Cape of Good Hope   Hudson Bay   Cardigan Bay   Bay of Bengal   San Diego Bay   Hint Half-n-half Clue   2. Brightest star as seen from the Earth   Eta Carinae   Rigel Kentaurus   Dog Star (Sirius)   Betelgeux   Orion   Half-n-half Clue   3. Satellite farthest from the parent planet   Titan   Sinope   Charon   Hyperion   Ganymede   Half-n-half Clue   4. Largest freshwater lake   Lake Baikal   Lake Huron   Lake Erie   Loch Ness   Lake Superior   Half-n-half Clue   5. Largest star   Betelgeuse (Alpha Orionis)   Pole Star   Sirius   Orion   Sun   Half-n-half Clue   6. Widest waterfall   Niagara Falls   Boyoma Falls   Grande Falls   Khône Falls   Yosemite Falls   Half-n-half Clue   7. Largest island   Honshu   Borneo   Indonesia   Greenland   New Zealand   Half-n-half Clue