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Kidd Science

TermsDefinition
Atom basic building block of matter
Chemical Change a change in matter that produces a new substance with different properties from the original substance
Endothermic change energy is absorbed
Exothermic change energy is released
Physical change Change that alters the form or appearance of a material but does not convert the material into new substances
molecule two or more atoms chemically combined
compound two or more elements chemically combined in a set ratio
matter Anything that has mass and takes up space
product the substances that are formed during a chemical reaction
reactants the substances present before a chemical reaction occurs
Cells Basic unit of structure and function in an organism.
Tissue Collection of cells that form a structure
Interaction connection or relationship between 2 things
System
Subsystem system within a system
Organ structure inside body of a system - Example- small intestines
Villi finger-like structures that line the small intestine
Food Molecules glucose, starch, protein, fibers
Created by: christine.kidd
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