In which of the following systems does an output of physical material become the input for another part of the system? a. carbon cycle system b. telephone system c. power grid system d. computer processor

its mg hope this

water and alcohols have similar properties because water molecules contain hydroxyl groups that can form hydrogen bonds with other water molecules and with alcohol molecules, and likewise alcohol molecules can form hydrogen bonds with other alcohol molecules as well as with water.

answer carbon and three oxygen atoms;