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Science Unit 1.1

mrs walker 2nd hour science

science a way of learning about the natural world that provides possible explanations to questions
controlled experiment a scientific experiment that involves changing one factor and observing its affect on one thing while keeping all other things constant
inference a conclusion formed from available information or evidence
observation using one or more of your senses to identify or lear about something
scientific theory a possible explanation for repeatedly observed patters in nature supported by observations and results from many investigations
model a representation of an object or an event that is used as a tool for understanding the natural world
scientific law a rule that describes a pattern in nature but does not try to explain why something happens
technology use of science to help people in some way
dependent variable the variable that changes as a result of a change in the independent variable
independent variable the variable that is changed in an experiment
Created by: Sabrina S