WGU C451 Integrated Natural Science Questions and Answers 100% Pass

WGU C451 Integrated Natural Science Questions and Answers 100% Pass What must be true about a scientific hypothesis? Hypothesis must be falsifiablet What is important for the formation of scientific hypotheses and the advancement of scientific knowledge? Creativity and cooperation What describes a theory? A group of well tested hypotheses that provide evidence to support explainations for scientific phenomena. What is the purpose of the scientific method? To provide a systematic way for obtaining evidence to support or refute a hypothesis. Describe a scientific hypothesis. Describe a scientific hypothesis. It is a postulate that must be testable. at is the benefit of using a systems approach when studying biology? systems approach focuses on how component parts interact and can predict how a change in one component affects whole system. Name 3 topics that are included in a study of physics. Motion ,sound ,energy How does a study of science differ from a study of religion? o Religion is based faith, beliefs, and spirituality whereas science depends on evidence generated t the experimental scientific method. Which units are used to measure electricity? Ohms , millivolts , amperes What is the advantage of using a lever to lift a boulder? The The lever allows a smaller input force to be exerted over a a longer distance to make it easler to move the boulder. How can creativity be helpful to scientists? It helps in generating new ideas and new hypotheses to test. Describe a fundamental scientific term A fact is something that has been observed or experienced by many observers and agreed to be true. What scientific methodologies areused to understand sclentific phenomena? Field studies, experimentation, building models A student working on a controlled experiment desires to test the effect of water pH on tomato plant size. Which of following factors should be controlled? amount of soil, sun exposure, amount of water Which of the following studies follows a systems approach for biology? Analyzing how the concentration of ions in cardiac celils affects the electrical impul