Which type of energy resource uses heat from underground to create electricity?
A. Solar energy
B. Biomass
C. Geothermal energy
D. Nuclear energy

How much energy moves onto the next level, in an energy pyramid

Which characteristic of water it form droplets? a. low specific heat b. nonpolar structure c. high surface tension d. ability to dissolve substances

In the lab, ammonia was mixed with water to form ammonium hydroxide. what is/are the reactant(s)? o water and ammonia o ammonia o ammonium hydroxide need