Lab answer
Lab Worksheet
Hypotheses
Activity 1.
Tubes 1 and 2:
2 Carolina Distance Learning
www.carolina.com/distancelearning 3
Tubes 3 and 4:
Tubes 5 and 6:
Observations/Data Tables
Data Table 1. Tubes 1 and 2 Observations
|
Day |
Tube 1 |
Tube 2 |
|
0 (Initial setup) |
The color of the oil today seems to be a regular light golden color. I have not seen any changes during this initial set up |
The color of the oil today seems to be a regular light golden color. I have not seen any changes during this initial set up |
|
1 |
There has not been much change in color to the tube. Tube 1 and Tube 6 seems to be a little cloudier than the rest of the tube |
I am not seeing any color changes to the tube at this time. |
|
2 |
I am still not seeing any color changes in tube 1 |
Tube appears to start showing some discoloring under the oil. The color seems to be a little light peachy color |
|
3 |
The final day of the lab and Tube 1 still appears to look the same as it did on day 1. |
Tube two remained to be the light peachy color that started on day two. |
continued on next page
Data Table 2. Tubes 3 and 4 Observations
|
Day |
Tube 3 |
Tube 4 |
|
0 (Initial setup) |
Once the tube was held up to the light, it seemed to be a little lighter in color than the rest. |
Once the tube was held up to the light, it seemed to be a little lighter in color than the rest. The oil in this tube also became very bubbly once it was inverted |
|
1 |
I am not seeing any color changes to the tube at this time. |
I am not seeing any color changes to the tube at this time. |
|
2 |
I am still not seeing any color changes in tube 3 |
There hasn’t been much change in color for tube two, but the tube has become more cloudy. |
|
3 |
The final day of the lab and Tube 3 still appears to look the same as it did on day 1. |
Tube four remains the same cloudy tube it was on days two. There hasn’t been any change in color. |
Data Table 3. Tubes 5 and 6 Observations
Chosen environmental factor to change: 1.5ML of extra microbial added to the tubs. I also dropped the test tube dedicated for this lab, so had to use something a little smaller that was supplied in the lab kit.
|
Day |
Tube 5 |
Tube 6 |
|
0 (Initial setup) |
The color of the oil today seems to be a regular light golden color. I have not seen any changes during this initial set up |
The color of the oil today seems to be a regular light golden color. I have not seen any changes during this initial set up |
|
1 |
I am not seeing any color changes to the tube at this time. |
There has not been much change in color to the tube. Tube 1 and Tube 6 seems to be a little cloudier than the rest of the tube |
|
2 |
Two five you can start to see a change in the color. Under the oil, there is a peachy color similar to tube two but a little darker. |
Tube six has begun to change in color similar to tubes two and five. There is a peachy looking color starting to appear under the oil |
|
3 |
The final day I can see tube five has become a little darker than on day two, but not as dark as tube six. |
On the final day of the lab, Tube six had the most change in color. The color below the oil has become a dark peach color and it is a lot darker than the rest of the tubes. |