In hot and dry climates, fountains of gently dripping water are often used to cool courtyards. How does this work? A. When water evaporates, it loses thermal energy to the surrounding air.

B. As the air gains thermal energy, it cools.

C. When water evaporates, it gains thermal energy from the surrounding air.

Which statements are true about electrolysis? check all that apply. electrolysis requires an acid be present. electrolysis is described by two half-reactions. electrolysis is not an industrial process. electrolysis results in commercially valuable products. electrolysis involves the transfer of electrons. reduction results in the loss of electrons. oxidation results in the loss of electrons.

Which of these would be caused by a chemical change? a) the formation of lava. b) sedimantary rock layering over time. c) metamorphic rock forming from igneous. d) metamorphic rock eroding to form sedimentary rock.

Tell me the iupac name of the following compounds: