Difference between revisions of "Gas"
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Revision as of 12:43, 22 September 2018
Key Stage 2
Meaning
Gas is a state of matter that can change size and shape to fit any container.
About Gases
- Most gases are invisible but we can feel them.
- When the air moves we call it the wind.
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Gases can be squashed into a smaller size. |
Examples of gas materials:
- Air (A mixture of gases, mostly nitrogen and oxygen)
- Steam
Key Stage 3
Meaning
A State of Matter in which the particles are separated by large distances and can move freely.
About Gas
Gas can be squashed into a smaller size because the particles are spread apart. |