When the internal energy of a material increases___. Need help please

a polar bond is formed when electrons are shared unevenly between atoms

i just calculated it all out, and not including weekends, and all the different days off. as of this school year (2018-2019) students are spending 2198 hours in school this year

one negative thing it that it can kill water animals. another negative thing is it can cause the destruction of ecosystem. one way water pollution can be reduced is to conserve energy.

answer7,570,82356 cubic centimeters;