1. Largest sea   Mediterranean Sea   Black Sea   South China Sea   Dead Sea   Red Sea   Hint Half-n-half Clue   2. Hottest planet of our solar system   Mars   Venus   Mercury   Earth   Jupiter   Half-n-half Clue   3. Satellite closest to the parent planet   Charon   Enceladus   Titan   Phobos   Moon   Half-n-half Clue   4. Satellite farthest from the parent planet   Titan   Charon   Hyperion   Ganymede   Sinope   Half-n-half Clue   5. Largest freshwater lake   Lake Baikal   Lake Erie   Lake Superior   Lake Huron   Loch Ness   Half-n-half Clue   6. Planet closest to Earth   Venus   Mercury   Mars   Sun   Moon   Half-n-half Clue   7. Highest waterfall   Niagara Falls   Yosemite Falls   Khône Falls   Angel Falls   Tugela Falls   Half-n-half Clue