INC1-Natural Science Exam Questions with Correct Answers

What must be true about a scientific hypothesis? - ANSWER-Hypotheses must be falsifiable. What is important for the formation of scientific hypothesis? - ANSWER-Creativity and cooperation. What correctly describes a theory? - ANSWER-A group of well tested hypotheses that provide evidence to support explanations for scientific phenomena. Statement that accurately describes the purpose of the scientific method? - ANSWER-To provide a systematic way for obtaining evidence to support or refute a hypothesis. Statement that describes a scientific hypothesis? - ANSWER-It is a postulate that must be testable. What is the benefit of using a systems approach when studying biology? - ANSWER-A system approach focuses on how components parts interact and can then predict how a change in one component affects the whole system. What is one of the following topics that is included in a study of physics? - ANSWER-motion, sound, energy, atoms, and forces. How does a study of science differ from a study of religion? - ANSWER-Religion is based on faith, beliefs, and spirituality whereas science depends on evidence generated from the experimental scientific method. What are units used to measure electricity? - ANSWER-Ohms, millivolts, amperes What is the advantage of using a lever to lift a boulder? - ANSWER-The lever allows a smaller input force to be exerted over a longer distance to make it easier to move the boulder. How can creativity be helpful to scientist? - ANSWER-It helps in generating new ideas and new hypotheses to test. Which of the following definitions correctly describes a fundamental scientific term? - ANSWER-A fact is something that has been observed or experienced by many observers and agreed to be true. Which of the following are scientific methodologies used to understand scientific phenomena? - ANSWER-Field studies, experimentation, building models.