NAS2 Challenge Exam 2022/23 Graded A+
Purpose of Scientific Method - ANSWER-solve a problem or answer a question Question, Hypothesis, Experiment, Observe & Record, Analyze, Conclude - ANSWER-steps of scientific method Independent variable - ANSWER-a variable that stands alone and isn't changed by the other variables you are trying to measure, change or controlled example: age dependent variable - ANSWER-a variable dependent on other factors, tested or measured example: test score - factors that go into a score you receive on a test control group - ANSWER-does not receive treatment and used to compare or measure the other subjects experimental group - ANSWER-exposed to changes in independent variable anatomy - ANSWER-branch of science concerned with bodily structure of living organisms; structure physiology - ANSWER-science dealing with the functions of living things or their organs level of organization - ANSWER-living things arranged from the simplest to most complex are: organelle cells tissues organs organ systems, organism populations communities ecosystem biosphere requirements for life - ANSWER-Cellular organization Reproduction Metabolism Homeostasis Heredity Response to stimuli Growth and development Adaptation through evolution
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