28) Which of the following is an advantage of using coal to generate electricity? A. Generating electricity this way does not produce heat or produce greenhouse gases
B. Coal is a renewable resource, so we will always have an adequate supply
C. Coal is extremely inexpensive to extract and convert into electricity
D. Mining coal does not disturb natural habitat at the surface

The scientific method is a series of steps followed by scientific investigators to answer specific questions about the natural world. it involves making observations, formulating a hypothesis, and conducting scientific experiments.the steps of the scientific method are •observation-the first step of the scientific method involves making an observation about something that interests you•question-once you've made your observation, you must formulate a question about what you have observed. •hypothesis-once you've made your observation, you must formulate a question about what you have observed. •experiment-once you've developed a hypothesis, you must design and conduct an experiment that will test it.•results-the results are where you report what happened in the experiment. •conclusion-the final step of the scientific method is developing a conclusion.i hope that this you : )

Yes yes yes yes very good