Scribe 10/5/11

Hello everyone! Today in class we took notes and did a lab.

Homework:

Review for test quiz tomorrow, prelab, finish lab on Up pages 33-35 and remember to bring goggles to class.

Notes review:

Diffusion

• Particles are always moving


• particles move from areas of HIGH concentration to LOW concentration


• Particles move until EQUILIBRIUM is reached


• particles move passively

Osmosis

• DIFFUSION of WATER through a selectively permeable membrane.

Lab Review:
In the lab we did, we tested the diffusion of starch and glucose.

while setting up the lab in the beginning it should look something like this:

Afterwards it should look something like this:

The lab results were that there was iodine in the tube, glucose in the Becker and starch didn't get out.

The next scribe will be... Olivia!