Based on the clue 'at sea the bells ring every half hour 8 bells sig...', what is the answer?

What is associated with: at sea level 32 degrees f its 1088 feet per second? What is associated with: at sea level at 70 degrees this travels 1129 feet per second it speeds up over 1 foot per sec… What is associated with: at sea level atmospheric pressure is 1013 of these units? Based on the clue 'at sea level water boils at this number of degrees...', what is the answer? What is referred to by 'at sex'? Based on the clue 'at shedd aquarium these white whales are such good...', what is the answer? Based on the clue 'at shizuka ny day spa nightingdale droppings go in...', what is the answer? Based on the clue 'at six flags over texas you must be 36 to ride in ...', what is the answer?