6. most traditional sources of energy come from the a. biosphere b. hydrosphere c. lithosphere d. atmosphere

Under normal conditions, describe how increasing the temperatures effects the solubility of a typical salt

How does a catalyst increase the speed of a reaction? a. the catalyst eliminates the activated complex stage, allowing products to form immediately. b. the catalyst lowers the energy level of the reactants, making it easier for them to react. c. the catalyst makes it easier for the activated complex to form, lowering the activation energy. d. the catalyst raises the energy level of the products, making the reaction finish sooner. reset next

Describe at least two advantages and two disadvantages of using hydropower as a source of energy.