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SCI 8 Unit 3
Composition of Matter
Term | Definition |
---|---|
Composition | What an object is made up of. |
Matter | Objects that have a mass and a volume |
Atom | The smallest particle that makes up all matter. |
Proton | Positively charged particle |
Neutron | Neutral particle. |
Electron | Negatively charged particle. |
Molecule | Two or more atoms bonded together by sharing or stealing electrons |
Compound | Two ore more different atoms bonded together |
Element | One or more of the same atoms. |
Chemical Bond | Formed when atoms join when they share or steal electrons |
Energy | The ability to cause change. |
Mass | The amount of matter in an object. |
Volume | The amount of space an object takes up. |