What is the least number of transformers that are required between generation at a power plant and delivery at a customer's home?

Like a key in a lock, the shape of the. must bind with the. of the recieving neuron

Which transition by an electron will release the greatest amount of energy? oa ob oc od

When can a theory be modified if a new type of technology allows for new observations that raise new questions? a-immediately, while the questions about the theory are being asked b-after new hypotheses related to the theory are tested in experiments c-only after the new observations disprove all parts of the theory d-while scientists begin to think about how the theory could improve