Scientific Explantions Unit Vocabulary

Term Definition
biology study of all living things; life science
critical thinking comparing what you already know with the information you are given to decide whether you agree with it
ethics rules of conduct or moral principles
hypothesis possible explanation about an observation that can be tested by scientific investigations; educated guess; usually written if, then, because format; must be tested
inference logical explanation of an observation that is drawn from prior knowledge or experience; EXPLAIN what happened
observation using one or more of your senses to gather information and take note of what occurs
prediction statement about what will happen next in a sequence of events;
science the investigation and exploration of natural evens and of the new information that results from those investigations
scientific theory explanation of observations or events based on knowledge gained from many observations and investigations; not proven
scientific law describes a pattern or an event in nature that is always true; tested and proven many times
technology practical use of scientific knowledge, especially for industrial or commercial use
accuracy description of how close a measurement is to an accepted or true value; hitting the bulls eye is an example
description spoken or written summary of observations
digital of, pertaining to, or using numbers (numerical digits)
explanation interpretation of observations; "Why" or "How"
International System of Units (SI) internationally accepted system of measurement
precision description of how similar or close measurements are to each other; "close together in one proximity" is an example
significant digits number of digits in a measurement that are known with a certain degree of reliability
constants factors in an experiment that remain the same
dependent variable factor that is measured or observed during an experiment
independent variable factor being tested in an experiment that is changed by the investigator to observe how it affects a dependent variable
variable any factor in an experiment that can have more than one value
control factor that remains constant, or the same

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