Tuesday 1/29/13

EQ: "Why are cells so small?"  AND  "Why is the surface area to volume ratio so important for cells?"

VOCAB:

HOMEWORK:
- Finish questions 1-10 from today's class activity called "The size is right".  Be prepared to discuss your answers with the class tomorrow. 

CLASS RECAP:  Today students did an activity called "the size is right".  Students experimented on the measurements of four balloons and used them as a metaphor of four different sized cells.  Students calculated surface area, mass, volume and ratios for these cells.  Be ready tomorrow for the SHOWCASE SHOWDOWN!!!