Anne is trying to push a tall, heavy cabinet across a carpeted floor. woman pushing a cabinet across the floor Anne is having a hard time because there is a lot of friction between the cabinet and the floor. How can Anne reduce the amount of friction?

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