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Matter test
| Question | Answer |
|---|---|
| Anything that has weight and takes up space. It can exist in three forms-solid, liquid, and gas. | matter |
| A group of people or things that are all of the same type. | category |
| The process by which particles of one substance spread out through the particles of another substance. It is how smells spread through the air. | diffusion |
| A measurement of the amount of space that a substance or object fills; or the amount of space it takes up in a container. | volume |
| A very tiny decomposer that breaks down dead plant and animal matter into small pieces that go back into the soil. When this happens, a gas that smells is released into the air. | microbe |
| A group of related parts that work together as a whole for a particular purpose. | system |
| A quality that a substance has ( shiny, bendable, rough, etc.) | property |
| The smallest possible unit of matter. They are too small to be seen with just your eyes. | particle |
| One of the several parts that make up a whole system. | component |
| When materials are crushed, the type and amount of material… | does not change |
| The properties of which type of material changed in the landfill bottles? | food materials |
| Which landfill system decreased in weight from Time Point 1 through Time Point 3? | open landfill system |
| The elephant toothpaste we made in class was a new substance that formed after we mixed together the hydrogen peroxide, dish soap, yeast , water, and food coloring. | true |
| Why did the weight of the closed landfill stay the same for all 3 time points? | Gas is trapped inside the bottle and gas has weight. |
| The properties of which type of materials did not change in the landfill bottles? | the non food materials (the foil and the spoon) |
| Which items in the landfill bottles can you see? | the spoon, foil, soil, water, fruit, and peels |
| Which items are in the landfill bottles but you cannot see them? | gases and microbes |