MATTER
Let's see what matter is:
| matter.ppt |
| matter-1eso-inicio.docx |
The most abundant elements in the Universe are: H and He.
The most abundant elements in the Earth's crust are: O, Si, Al, Fe.
The most abundant elements in living things are: C, H, O. Other chemical elements are present in smaller amounts, but are still essential for life.
For more information about the Periodic Table, click here:
Learn about the atomic structure: subatomic particles
Play with the unit conversión:
What is the difference between mass and weight?
| what_is_the_difference_between_mass__and_weight.docx |
Find here the main properties of solid, liquids and gases:
| properties_of_solids_liquids_and_gases.docx |
