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Matter anything that has a mass and takes up space
Physical Properties any change that alters form or appearance
Chemical Properties any substance that turns into something different
Weight pull of gravity on an object
Mass amount of matter in an object
Volume amount of space that an object takes up
Independent Variable variable that is changed by the experimenter
Dependent Variable changed due to the independent variable
Qualitative Observations made my gathering information that can be recorded using descriptive launguage
Quantitative Observations made by gathering information that can be recorded as a number with a measurement of unit
Inference not a fact, but an interpretation of what the direct observations mean
Scientific Law describes what scientists expect to happen every time under a particular set of conditions
Constant part of an experiment that is held in the same condition for control and experimental
Variable part of the experiment that changes
Scientific Theory a well tested explanation for a wide range of observations or experimental results
Inquire to ask for information
Experiment a course of action completed in order to test a hypothesis
Control a standard to which all other levels are compared in a scientific experiment
Accuracy the quality or state of being correct or precise.
Calibration the action or process of calibrating an instrument or experimental readings.
Graduated Cylinder a narrow, cylindrical container marked with horizontal lines to represent units of measurement and used to precisely measure the volume of liquids.
International System of Measurement an internationally accepted system of physical units
Liquid a liquid substance
Meniscus the curved upper surface of a liquid in a tube.
Newton a unit of measurement
Precision the quality, condition, or fact of being exact and accurate.
Unit a quantity chosen as a standard in terms of which other quantities may be expressed.
Pure Substance a substance made of only one kind of material having definite proportional amounts and properties
Element the simplest type of pure substance
Mixture matter that consists of two or more substances not chemically combined
Compound two or more elements chemically combined
Homogenous Mixture two or more substances not chemically combined, but appearing to be evenly blended
Heterogenous Mixture two or more substances not chemically combined, and appearing non-uniform with physically distinct substances included
Created by: Walthall