Title |
science
|
Purpose |
To see what global warming doe’s
|
Materials |
Ziplock bag X1
Black Vivid X1
Blue food colouring 1 drop
Water 500 ml
Litmus paper1
|
Steps |
1. Get the zip lock bag.
2. Get black vivid.
3. Draw on the zip lock bag carefully.
4. Open the zip lock bag.
5. Put in the litmus paper
6. Put in carefully 2 drops of blue food colouring.
7. Pour in the cold water in a zip lock bag.
8. Put it on a window with a lot of sunlight
9. Wait for 2 weeks.
|
Conclusion |
The outcome of this experiment will I think the water will change colour
|
The Greenhouse Effect experiment
Materials
- 1 plastic bottle
- 1 Teaspoon Baking Soda and Citric Acid
- BVV 1 heat lamp
- 1 Thermometer
- 100 ml of water
- 1 rubber bung
Procedure;
1 come and collect all the materials from Mr palmers.
2 Setting up the lights, bottles thermometers and bungs.
3 Mr Palmer adds baking soda mix along with 100ml of water.
4 Wait minutes and start recording the temperature.
Variables:
All water added to the bottles were from the classroom tap
Findings: The Greenhouse Effect Data
Minutes
|
Bottle 1: Water
|
Bottle 2: CO2 Gas
|
| 0 | 18͑'c | 18'c |
| 5 | 22'c | 25'c |
| 10 | 25'c | 25'c |
| 15 | no recording | no recording |
| 20 | no recording | no recording |
| 25 | no recording | no recording |
| 30 | no recording | no recording |
| 35 | no recording | no recording |
| 40 | 30'c | 41'c |
| 45 | no recording | no recording |
| 50 | no recording | no recording |
Conclusion: the normal water bottle did no heat as much as the bottle with CO2.
