Grade 4 molecue
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Molecular theory
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Transcript of Grade 4 molecue
![Page 1: Grade 4 molecue](https://reader036.fdocument.pub/reader036/viewer/2022062522/58aa49151a28ab4c348b68c1/html5/thumbnails/1.jpg)
Molecular theory
![Page 2: Grade 4 molecue](https://reader036.fdocument.pub/reader036/viewer/2022062522/58aa49151a28ab4c348b68c1/html5/thumbnails/2.jpg)
1.The matter is made up of very small units which are invisible to the human eyes.
![Page 3: Grade 4 molecue](https://reader036.fdocument.pub/reader036/viewer/2022062522/58aa49151a28ab4c348b68c1/html5/thumbnails/3.jpg)
Each kind of matter has billions of molecules which are identical.
![Page 4: Grade 4 molecue](https://reader036.fdocument.pub/reader036/viewer/2022062522/58aa49151a28ab4c348b68c1/html5/thumbnails/4.jpg)
Molecules move.
![Page 5: Grade 4 molecue](https://reader036.fdocument.pub/reader036/viewer/2022062522/58aa49151a28ab4c348b68c1/html5/thumbnails/5.jpg)
Atom has Nucleus and orbits
![Page 6: Grade 4 molecue](https://reader036.fdocument.pub/reader036/viewer/2022062522/58aa49151a28ab4c348b68c1/html5/thumbnails/6.jpg)
Structure of an atom
![Page 7: Grade 4 molecue](https://reader036.fdocument.pub/reader036/viewer/2022062522/58aa49151a28ab4c348b68c1/html5/thumbnails/7.jpg)
Atom is mostly empty space
![Page 8: Grade 4 molecue](https://reader036.fdocument.pub/reader036/viewer/2022062522/58aa49151a28ab4c348b68c1/html5/thumbnails/8.jpg)
![Page 9: Grade 4 molecue](https://reader036.fdocument.pub/reader036/viewer/2022062522/58aa49151a28ab4c348b68c1/html5/thumbnails/9.jpg)
Iron
![Page 10: Grade 4 molecue](https://reader036.fdocument.pub/reader036/viewer/2022062522/58aa49151a28ab4c348b68c1/html5/thumbnails/10.jpg)
Carbon
![Page 11: Grade 4 molecue](https://reader036.fdocument.pub/reader036/viewer/2022062522/58aa49151a28ab4c348b68c1/html5/thumbnails/11.jpg)
Hydrogen
![Page 12: Grade 4 molecue](https://reader036.fdocument.pub/reader036/viewer/2022062522/58aa49151a28ab4c348b68c1/html5/thumbnails/12.jpg)
Calcium
![Page 13: Grade 4 molecue](https://reader036.fdocument.pub/reader036/viewer/2022062522/58aa49151a28ab4c348b68c1/html5/thumbnails/13.jpg)
Nitrogen
![Page 14: Grade 4 molecue](https://reader036.fdocument.pub/reader036/viewer/2022062522/58aa49151a28ab4c348b68c1/html5/thumbnails/14.jpg)
Oxygen
![Page 15: Grade 4 molecue](https://reader036.fdocument.pub/reader036/viewer/2022062522/58aa49151a28ab4c348b68c1/html5/thumbnails/15.jpg)