Answer:
I think this is a self question on the test, I can't make your decisions.
1 to 6
<span>
Read more at http://www.crackact.com/act/math/question-175-answer-and-explanation.html#meW66CYbSBhol9Ry.99</span>
Answer:
Fast food restaurants keep food hot with infrared lamps. The heat is transferred to the food by radiation
Explanation:
the heat lamps produce radiation just like a microwave.