green house effect

Materials 

1. 1 plastic bottle
2. 1 Teaspoon Baking Soda and Citric Acid
3. 1 heat lamp
4. 1 Thermometer
5. 100 ml water
6. 1 rubber bung

Steps 

1. collect 2 bottles 2 lamps and 2 thermometers from the teacher. 

2. set up bottles and lamps beside a power point on a flat surface.

3. pour 100 ml water and baking soda mixture into one of the bottle add just water to the second bottle 

4. start to record your findings taken from bottle thermometers these must be every 5 minutes 

Minutes	Bottle 1: Water	Bottle 2: CO2 Gas
0	18	18
5	24	25
10	37	27
15	29	35

the temperature of the co2 bottle rose higher than the normal bottle this showed that co2 heats up our atmosphere very fast.