Quiz- cell structure/o chemistry
Return quizzes tomorrow- 1 week for corrections (1/4 pt. value each element)- see test corrections procedure.
Lab safety- go over
Investigation 4- Osmosis and diffusion
Lab learning objectives/targets
HW: complete "Getting started" bullet-ed questions on page 54- submit to Google Classroom by tomorrow BOP.
diffusion-osmosis investigation- continued
Step 2- page 55- conduct answer related questions- enter group data using Google Sheet link below:
Google Sheet link-
1st tab group members, 2nd tab Procedure 1 investigation data, 3rd tab: Procedure 2
See cell model (dialysis tube) demonstration
Inside dialysis tube- starch and glucose
Outside dialysis tube is distilled water
- glucose test strip
- Lugol's solution- starch
Answer prompt in Google Classroom for this demonstration
Procedure 2: Modeling Diffusion and osmosis
Answer bullet-ed items. Read procedure 2: steps 1-4. (pages 56/57)
Make a pre-lab flowchart for this investigation- develop a null hypothesis for this investigation - read through steps 1-4 of procedure- due tomorrow BOP-
Osmosis-diffusion prompt in Google Classroom due.
10 minutes to finish investigation design for procedure 2- get stamped off
run your investigation - record data on Google Spreadsheet- (posted above for Tuesday)
answer all bulleted- elements for investigation sections you work on.
Procedure 3- Ms. Hutchison will lead lab investigation for this section.
answer all bellet-ed elements-