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Properties of Object
Matter
| Term | Definition |
|---|---|
| Atom | Smallest unit of matter. |
| Matter | Anything that has mass & volume. |
| Examples of Matter | Humans, smoke, textbook, water, ladybug. |
| Examples NON-matter | Energy-light& sound. |
| Mass | How much matter is in something. |
| Weight | The pull of gravity on an object. |
| Explain the diffrence of mass and weight on Earth and the moon | Mass stays the same. Weight decreases on the moon, because there is less gravity. |
| Elment | Contains only one type of atom. |
| Molecule | Two or more atoms are chemically combined. |
| How can you separate compounds? | By breaking the bonds. |
| Do atoms and molecules move? > explain | All atoms and molecule move. They vibrate in a solid. They slide in a liquid. They move freely in a gas. |
| What does it mean if a substance is pure? | It only has one type of componet |
| Volume formula | Length x Width x Heighth |
| Density formula | Mass/volume |