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Intro. to science

Robinson- Introduction to science and sci. method

science the study of; a process of solving problems
Name branches of science field chemistry, biology, zoology, geology
physical science a combination of physics and chemistry; nonliving; ex. matter, energy, chemical reactions
technology the practical use of science to develop products to make life easier
How are science and technology related? knowledge of science concepts is needed to design the products
scientific method a logical process for solving problems
Steps in scientific method identify the problem, research, make a hypothesis, experiment, observation, conclusion, accept, reject or change the hypothesis, communicate the results
hypothesis educated guess
experiment procedure
observation collect data
experimental design How does independent or manipulative variable affect responding or dependent variable?
3 main parts to an experiment control, independent variable, dependent variable
observation use of senses to gather information
inference a prediction based on knowledge and previous experience
scientific theory explanation based on observations and experiments- example gravity
scientific law a rule of nature- what goes up must come down
Created by: seagullq