An electric current consists of moving A) atoms
B) electrons
C) elements
D) molecules

What is magnetic flux? explain faraday's law of induction.

How would doubling the made of an object change the objects potential energy

30 points - 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