Yeast in Action by tyy https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot P4 Science E2K en-us 2022-07-28 13:36:26 UTC 2025-12-22 10:11:32 UTC hello@padlet.com Task 1: tan_ying_yin1 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2251204913 Arrange the steps in a logical sequence. Post a photo of your procedure in your group's workspace. 


]]> 2022-07-28 13:38:23 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2251204913 Task 2: tan_ying_yin1 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2251205926 Carry out the procedure you have planned. Post picture of each stage/step you have carried out. Record the following observations:
1. What do you observe in the flask?
2. What causes the formation of bubbles?

Instructions: Take photo of your setup at the 0th, 15th and 30th minute. Insert the photos of the setup in your group’s slide. Insert more slides on your own, if needed.]]> 2022-07-28 13:40:45 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2251205926 WS2 : How accurate are you? tan_ying_yin1 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2251209700 Step 1: Read and measure time. Post your time on your workspace. 

Step 2: Read twice and estimate time. Post your estimation on your workspace. 

Step 3: Read twice and measure time. Post your time on your workspace.

Step 3: ]]> 2022-07-28 13:48:39 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2251209700 Yeast in Action Worksheet 2 tan_ying_yin1 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2251210465 How will the gas emission rate differ if you add different teaspoons of sugar to different set-ups?

(a) In 5 minutes, brainstorm & devise a method to quantitatively measure if there is a difference in gas emission rates when you use 1 and 3 teaspoons of sugar.
(b) Outline your method or upload a photo of your sketch here.
]]> 2022-07-28 13:50:36 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2251210465 Baker's yeast under microscope tan_ying_yin1 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2251211506 2022-07-28 13:52:48 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2251211506 Fermentation of sugar and yeast tan_ying_yin1 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2251212002 2022-07-28 13:53:52 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2251212002 Discussing observations and protocol tan_ying_yin1 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2251220764 1.What has happened to the balloon?
2. What could you observe about the liquid in the flask? 
3.Any other observation? Any comment on your protocol? 
]]> 2022-07-28 14:12:18 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2251220764 Reflection: tan_ying_yin1 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252252441 2022-07-31 08:47:18 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252252441 Order https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252622835 2022-08-01 06:19:59 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252622835 Our Order https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252623004 2022-08-01 06:20:09 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252623004 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252623637 2022-08-01 06:21:25 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252623637 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252623811 2022-08-01 06:21:48 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252623811 Our answer https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252624841 2022-08-01 06:23:44 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252624841 Our order. https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252625654 2022-08-01 06:25:34 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252625654 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252628264 2022-08-01 06:32:12 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252628264 Amount of sugar https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252628329 2022-08-01 06:32:23 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252628329 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252629439 Water with sugar]]> 2022-08-01 06:35:20 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252629439 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252629603 2022-08-01 06:35:42 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252629603 Stirring the frest yeast https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252629953 2022-08-01 06:36:27 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252629953 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252630777 2022-08-01 06:38:15 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252630777 Yeast https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252630802 2022-08-01 06:38:19 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252630802 Our process https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252631325 2022-08-01 06:39:27 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252631325 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252631424 2022-08-01 06:39:42 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252631424 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252631443 2022-08-01 06:39:45 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252631443 After waiting for 2min https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252631497 2022-08-01 06:39:54 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252631497 0min https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252631601 2022-08-01 06:40:11 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252631601 0th minute,what did you expect. https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252632172 2022-08-01 06:41:11 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252632172 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252632765 2022-08-01 06:42:36 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252632765 Balloon https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252632943 2022-08-01 06:43:01 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252632943 After 15 min https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252638477 2022-08-01 06:53:59 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252638477 Timing https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252641782 2022-08-01 06:59:34 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252641782 Record https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252642131 2022-08-01 07:00:08 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252642131 Balloon https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252642195 2022-08-01 07:00:15 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252642195 After 15 min https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252646620 2022-08-01 07:08:45 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252646620 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252648342 5 mins]]> 2022-08-01 07:12:11 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252648342 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252648483 1. Amount of ingredients]]> 2022-08-01 07:12:27 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252648483 What we think will affect our experiment https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252649436 Adding yeast right after we put boiling water
The amount of yeast put in
Amount of sugar put in
Order of doing the experiment

]]> 2022-08-01 07:14:24 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252649436 Amount of ingredients and sequeneces https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252650447 2022-08-01 07:16:29 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252650447 The amont of ingredients https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252650657 2022-08-01 07:16:53 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252650657 What we think that affected our experiment https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252652257 1. Putting the fresh yeast right after boiling water

2. Putting too much of sugar

3. Putting too much yeast

]]> 2022-08-01 07:20:11 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252652257 Fail https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252652393 2022-08-01 07:20:31 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252652393 After 11 min(almost the same but a bit thicker) https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252652466 2022-08-01 07:20:41 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252652466 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252654389 I5 mins]]> 2022-08-01 07:24:42 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252654389 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252654461 2022-08-01 07:24:54 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252654461 After 10 min https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252657321 2022-08-01 07:31:08 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252657321 After 7 min https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252660690 Rip balloon sad.......]]> 2022-08-01 07:38:43 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252660690 Goodbye balloon https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252660719 2022-08-01 07:38:47 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252660719 Plan for 2nd experiment https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252664232 2022-08-01 07:46:37 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252664232 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252664791 2022-08-01 07:47:54 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252664791 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252666072 2022-08-01 07:50:35 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252666072 Kind of ??? https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252669935 2022-08-01 08:00:17 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252669935 Group 1 @ 4.12 pm https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252674393 2022-08-01 08:12:38 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252674393 Group 2 @4.12 pm https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252674591 2022-08-01 08:13:05 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252674591 Group 3 @4.13 pm https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252674778 2022-08-01 08:13:36 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252674778 Group 4 @4.13 pm https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252674966 2022-08-01 08:14:08 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252674966 Group 5@4.14 pm https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252675399 2022-08-01 08:15:01 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252675399 Photo 2 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252675549 2022-08-01 08:15:22 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252675549 Group 6@4.15 pm https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252675698 2022-08-01 08:15:45 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252675698 Group 6@4.16 pm https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252677014 2022-08-01 08:19:25 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252677014 https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252677210 2022-08-01 08:20:05 UTC https://padlet.com/tan_ying_yin1/ufrbgv8vvwmcnlot/wish/2252677210