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7G Revision
Solids,Liquids and Gases
| Question | Answer |
|---|---|
| What are the states of matter? | Solids,Liquids and Gases. |
| What are the properties of a solid? | They do not flow. They keep their shape. They are often dense. |
| What are the properties of a liquid? | They can flow. They take the shape of the container. |
| What are the properties of a gas? | It spreads around the room. It moves to a place with low concentration of it. They aren't very dense. |
| Sand is a _____. | Liquid. |
| If a sealed container with___ in it is exposed to ___ it will ______. | Gas,Heat and Explode. |
| Solid _____ can be pushed. | Particles. |
| Can a solid change it's shape? | Not easily. |
| Do gases flow? | Yes. |
| Can gases be shaped? | No. |
| The spreading of particles is called ____. | Diffusion. |
| Give 2 examples of diffusion. | Tea and smell. |
| The cracks in landfills are caused by___. | Gas. |
| ______ if known as pressure. | Pushing. |
| What is air pressure? | It is air particles around us putting pressure on us. |