Making science fun ! - PowerPoint PPT Presentation

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Making science fun !
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Making science fun !

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  1. EXPERIMENTS Makingsciencefun!

  2. STOP SMOKING • MATERIALS NEEDED • A clear plastic bottle. • A teat of a baby bottle. • A deep container. • A cigarette. • Water and cotton. • A match or lighter. • Awl or a sharp element. • PROCEDURE • Fill the bottle with water. • Make the teats hole bigger so as you can introduce the cigarette on it.. • Put some cotton inside the teat and fix the teat in the bottle rim. • Using the awl make a small hole on the bottom of the bottle which you are going to cover and uncover . • Put the bottle into the deep container and light the cigarette. • After finishing the experience have a look at the cotton. HYPOTHESIS: The tar gets sticked into the lungs.

  3. Put some cotton inside the teat and fix the teat in the bottle rim.

  4. Using the awl make a small hole on the bottom of the bottle

  5. smoking....

  6. Having a look and... ...smellingtheresult

  7. As in the cotton, the tar gets sticked into the lungs

  8. CHANGING LIGHT ‘S direction • MATERIALS NEEDED • A shoes box • A clearglasscontainerwithstraight faces • Scissors • Water • A torch HYPOTHESIS: The light changes its direction when it crosses the water. • PROCEDURE • Cut a narrow slot in oneface of the box. • Putthewaterintotheglasscontainer. • Putthecontainerintothe box. • Switchonthetorch and putitintothe slot. • Notice: Whathappens? • Suggestion : performtheexperiment in thedarkness. CONCLUSION REFRACTION  The light movesslowerinsidethewaterthan in the air.

  9. ENERGY AND LIGHT The light changes its direction when it crosses the water. The light movesslowerinsidethewaterthan in the air

  10. Creating a light circuit

  11. STATIC ELECTRICITY

  12. HOW DOES MOULD GROW • Get these materials ready • two slices of fresh bread • two glasses of water • two tablespoons of sugar • two plastic bags • Follow the instructions • Wet one of the slices of bread with water. Put the bread into a plastic bag and close the bag well. Label the bag “without sugar”. • Put two tablespoons of sugar into a glass of water. Mix the sugar and water well. Wet the second slice of bread with the sugar water. Put the bread into a plastic bag and close the bag well. Label the bag “with sugar”. • Put the bags with the bread in them in a dark place, at normal room temperature.

  13. A week before

  14. conclusion

  15. A TERRARIUM FOR EARTHWORMS

  16. s i e n c e c LH 4 and LH 5 2010 - 2011 2011- 2012 IKASTURTEAK