Experiencia N° 3: POROSIDAD a) En un recipiente con agua introduce una tiza y una esponja.
b) ¿Qué ha sucedido con la tiza y la esponja? Anota tus observaciones.


c) ¿Qué diferencia encuentras al introducir la y al introducir de la esponja?


d) Dibuja la experiencia.
e) ¿A qué conclusión podemos llegar?

Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. release your mouse button when the item is place. if you change your mind, drag the item to the trashcan. click the trashcan to clear all your answers. label the following topographic map. click on a label below the map to select it, and then click on the appropriate box on the map to place the label. (increments for contour lines is 50 ft).

Biology ! the conversion of inorganic carbon to organic carbon by plants during photosynthesis is known as _[blank]_. filtration immigration reabsorption primary production

Wich level of organization includes all the other levels or organizations