What is a scientific theory? a. a reasonable guess based on instinct b. an imaginative idea explaining natural phenomena c. a broad, evidence-based explanation for a phenomenon d. a tentative statement with little or no predictive power

Which are advantages of renewable resources? check all that apply. renewable energy supplies are completely reliable everywhere. some renewable resources will never be used up. little or no waste is produced by renewable resource plants. electricity can be generated in large quantities. many renewable energy facilities have lower operating costs.