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Physical Science


Control the substance, or object or group in an experiment that is not changed.
controlled experiment an experiment in which all the variables are kept the same except for the one being tested. (Fair test)
force a push or a pull that can change the position or motion of an object / material
friction a force that acts in an opposite direction to movement
gravity a force that pulls objects toward each other.
magnetism a force that pushes or pulls a magnetic material across a distance
motion a change in the position of an object
pull the act of applying force to move something toward or with you
push the act of applying force in order to move something away
reliability the extent to which an experiment, test, or investigation provides the same results on repeated trials
testable hypothesis an idea that can be tested by experiment or observation
valid conclusion information describing what was learned from an investigation based on observations and collected data.
variable a condition in an experiment that is changed in order to determine the effect of that change.
Created by: Challenger19