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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. |