Licenca
To delo je na voljo pod pogoji slovenske licence Creative Commons 2.5:

priznanje avtorstva - nekomercialno - deljenje pod enakimi pogoji.

Celotna licenca je na voljo na spletu na naslovu http://creativecommons.org/licenses/by-nc-sa/2.5/si/. V skladu s to licenco je dovoljeno vsakemu uporabniku delo razmnoževati, distribuirati, javno priobčevati, dajati v najem in tudi predelovati, vendar samo v nekomercialne namene in ob pogoju, da navede avtorja oziroma avtorje in izdajatelja tega dela. Če uporabnik delo predela, kar pomeni, da ga spremeni, preoblikuje, prevede ali uporabi to delo v svojem delu, lahko predelavo dela ponudi na voljo le pod pogoji, ki so enaki pogojem iz te licence oziroma pod enako licenco.
Navodila

Read amazing science facts. Choose the right form of the verb to complete the paragraphs. Prevod

Read an experiment which shows how acid affects bone structure. Complete the text with articles (a, an, the). Prevod

Read the experiment again and change it into passive. Prevod

Carry out an experiment which shows how acid affects bone structure. You can do this experiment at home or in you school science lab. Keep notes and answer the questions below. Check your answers. Prevod

1) Look at the chicken bone before you put it in the glass? What do you notice?
2) What is the bone like after being soaked in vinegar for few days? Have you noticed any changes? How can you explain that?
3) What does that mean for your bones?

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