Answers

2016-01-14T22:16:56+05:30
According to the fundamental Greek theory of matter there are four basic elements:
Fire
Air
Water
Earth
.
.
.
now their little explanation-
                                                            FIRE
1.absolutely light
2.moves upward
3.away from center of earth
                                                          AIR
1.relatively light
2.tends to move upward but more slowly on fire
                                                          WATER
1.relatively heavy
2.moves downwards but less violently on earth
                                                           EARTH
1.absolutely heavy
2.moves downwards towards central point of universe

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