Answer:Arrange the jumbledAetters to reveal these two machines. ATHE GNEENIS_______________ a system that converts heat or thermal energy to mechanicat wilch can then be used to de mechanical work ltdesn a higher state temperatute to slns d workng substance from ATIRGERORSEFR____________________ Cold temperatures help food stay fresh longer, The basic idea behind is to slow down the octivity of bacteria (which all food contains) so that it takes longer for the bacteria to spoil the food.