2. Avtor: Tomaž Horvat, 1.bTomaž Horvat Mentor vsebine: prof. Peter Cigrovski Mentor oblike: prof. Mirko Pešec Maj 2011 II. gimnazija Maribor

3. Introduction Weather Weather phenomena Clouds Wind Rain Snow Hail Lightning Climate change Causes Human Plate tectonics Ocean variability Solar output Orbital changes Volcanism Conclusion Literature Pictures 2/16

4. Learn more about weather Learn more about climate change 3/16 Index

5. Current state Day-to-day 4/16 Index

6. Clouds Wind Rain Snow Hail Lightning Video 5/16 Index

7. Mass of water Condensation nuclei 6/16 Index Slika 1 - clouds

8. Flow of air Air pressure Constant winds 7/16 Index Slika 2 - wind blowing Slika 3 – weather vane

9. Condensed water 8/16 Index Slika 4 - raindrops

10. Frozen raindrops 9/16 Index Slika 5 - snow

11. Refreezing rain 10/16 Index Slika 6 - hail damage

12. Electric charge 11/16 Index Slika 7 - Lightning

13. Over longer periods of time Different areas 12/16 Index

14. Humans Plate tectonics Ocean variability Solar output Orbital variations volcanism 13/16 Index Slika 8 – graph of carbon dioxide levels

15. Enables life Preserve Earth Future generations 14/16 Index Slika 9 – our planet

16. http://www.learner.org/interactives/weather/ http://www.factmonster.com/ http://en.wikipedia.org/wiki/Weather http://en.wikipedia.org/wiki/Climate_change http://www.carbonify.com/carbon-dioxide- levels.htm http://www.carbonify.com/carbon-dioxide- levels.htm 15/16 Index

17. Slika 1,26.5.2011 Slika 1 Slika 2,26.5.2011 Slika 2 Slika 3,26.5.2011 Slika 3 Slika 4,26.5.2011 Slika 4 Slika 5,26.5.2011 Slika 5 Slika 6,26.5.2011 Slika 6 Slika 7,26.5.2011 Slika 7 Slika 8,26.5.2011 Slika 8 Slika 9,26.5.2011 Slika 9 16/16 Index