May peace and harmony prevail in their
homes this Christmas CONGRATULATIONS TO ALL
T. leeri is the most widespread gourami
Tots and little girls here start the questions yet to complete his round and said the information points will work only with questions about the air the deadline to submit your post is up to 23 October. Hurry to send many comments.
Questions: (Remember you can only choose one)
1 .- Indicates 3 functions of the atmosphere
2 .- Indicates the functions that the troposphere has
3 .- What happened, but there atmosphere?
4 .- What was the early atmosphere components?
5 .- How appears the oxygen in the atmosphere?
Soon we will part II and III of the latter activity.
As notice to all workshop students will make no change in activity for this day Friday 11 or Friday 18 for a holiday if we return on Friday 25 .. September
Question : (Only answer students attending the workshop)
Explain in your own words what do you think the activities in the workshops we have done?
The incident happened in the sector caused the trouble Panguesillo residents of that David Pavez Torrealba Illapel province.
Physical Changes When
become different ones. For example, when making a soup, it seems that the salt is gone, but still there because when testing stock, sorry. If we want it back, the soup is boiled to evaporate the liquid and see it in the bottom of the pot. When you add sugar to coffee, no longer visible, but the coffee tastes sweet, sugar is still there but dissolved into particles too small to be seen.
When you light a candle when it burns the paper, where a bronze statue turns green, when the dough becomes bread ... chemical changes. In all cases listed above, start with some substances and they are transformed into different substances.
chemical transformation of materials that had at first.