EXPLAIN Identify a change in the environment that might affect your balance on a bicycle. Explain how you would regain your
balance using the terms stimulus, control center, set point, receptors,
effectors, and imbalance in your answer.

Which of the following statements best distinguishes a hypothesis from a theory? a. theories are hypotheses that have been proved. b.hypotheses are guesses; theories are correct answers c. hypotheses usually are relatively narrow in scope; theories have broad explanatory power. d. theories are proved to be true; hypotheses are often contradicted by experimental results.