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Properties of Matter
| Question | Answer |
|---|---|
| Describe Atoms: | Smallest unit of Matter. |
| Describe Matter: | Anything that has mass and volume. |
| Give examples of Matter: | Humans, smoke, textbook, water, and a ladybug. |
| Give examples of Non-Matter: | Energy, like light and sound. |
| Describe Mass: | How much matter is in something. |
| Describe Weight: | The pull of gravity on an object. |
| Explain the difference of mass and weight on Earth and the Moon: | Sara is incorrect because the weight of a object depends on the gravitational pull. Mass does not have to do with gravity. It always stays the same. It is how much mass there is in something. |
| Describe Element: | Contains only one type of atom. |
| Describe Molecule: | Two or more atoms are chemically combined. |
| How can you separate compounds? | By breaking the bonds between atoms. |
| Do atoms and molecules move? | Yes! All atoms and molecules 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 is only one type of component. |
| What is the formula for volume? | Length x Width x Height |
| What is the formula for density? | Mass divided by Volume. |
| How do you find volume? | You multiply! |