Using complete sentences, explain how ice was produced and delivered before the invention of modern refrigeration.

Ice  was  produced  using  radiation  effect  by  setting  out  shallow  terra cotta  rays  with  just  small  amount  of  water. At  night  when  the  temperatures  were  cool  while  humidity is  low  the  water used  to  freeze in  the  morning.the  ice  formed  was  collected   and stored  in  caverns

The answer is D, the distance between the earth and the sun. This is approximately 149.6 kilometers or about 92,955,807 miles