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Properties of Object
Matter
| Term | Definition |
|---|---|
| Atoms | Smallest unit of matter |
| Matter | Anything that has mass and volume |
| Examples of Matter | Humans,Smoke,Textbook,Water,Ladybug |
| Examples of Non-Matter | Energy-Light,Sound |
| Mass | How much matter is in something |
| Weight | The pull of gravity on an object |
| Difference of mass and weight on Earth and the Moon | Mass stays the same.Weight decreases on the moon because there is less gravity |
| Element | Contains only one type of atom |
| Molecule | Two or more atoms are chemically combined |
| How can you separate compounds | By breaking the bonds between atoms |
| Do atoms and molecules move | All atoms & molecules move.They vibrate in a solid.They slide in a liquid.They move freely in gas |
| Atoms in solids | Atoms in solids are squished together |
| Atoms in liquids | Moving close together |
| Atoms in gas | Floating around freely |
| What does it mean if a substance is pure | It only has one type of component |
| Water-H2O | One oxygen two hydrogen |
| Carbon Dioxide-CO2 | One carbon two oxygen |
| Formula for volume | Length x Width x Height |
| Formula for density | Mass/Volume |