Read the speech, "Should Children Be Allowed to Own and Use Cell phones?"
Give three or four examples of supporting materials that this student could use to improve the effectiveness of his speech and
explain how and when they could be used.

emergencies

free time

staying connected

Explanation:

students should be able to have phones because you never know if a parent won't be able to pick them up or if a something bad has happened in school. also students shouldn't be using there cellphones while a lesson is being taught but while there isn't work going on, towards the end of class, or reward for finishing work.

answer; ///i believe that the correct answer is refrigerants,(like r12) and aerosol

they both built pyramids.