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g7 2.1
7th Grade STEMscopes CA Segment 2 Scope 1
Question | Answer |
---|---|
Atom | The smallest particle of an element; made of electrons, protons, and neutrons |
Chemical Process | Method or means of changing one or more chemicals or chemical compounds |
Chemical Reaction | The process by which one or more substances change to produce on or more different substances |
Compound | A new substance with unique chemical and physical properties formed when two or more elements are chemically bonded during a chemical reaction |
Molecule | The simplest unit of a chemical compound that can exist, formed when two or more atoms join together chemically |
Precipitate | An insoluble solid formed from a chemical reaction |
Product | A substance produced during a chemical reaction |
Properties | Physical and chemical characteristics of matter used to describe or identify a substance |
Reactant | A substance that takes part in and undergoes change during a chemical reaction |
Synthetic Materials | Materials made from one or more natural substances that undergo a chemical process |