Experimenting,
observing, measuring at
Istanbul International Small
Hands Academy (ISHA)
.
.
...
3.
Make
water slippery by soap
-
Turning
their bottle bottom up they observe that water does not flow out Photo
1: see white and black arrows.
-
After
shaking they succeed in getting rid of the water.
-
To
learn about the effect of detergents children are given "magic water" (for
the youngest), "soap", washing-up liquid.
-
Now
the water is easily flowing out, leaving air bubbles inside the bottle.
-
Soon
the first child starts to use the syringe as a pump: Air bubbles are comming
out of the water.
Others
shake the bottles producing foam.
Copyright: Peter
Schwarz and Regina Kruse-Özcelik...........back.......German.........................................last
modification: 07.04.2003