Science Lab- Green House Earth
Title: GreenHouse Earth ... # 20
Problem: To determine what surface and color best obsorbs heat.
Materials:
2 plastic hemispheres with tops a bases
dark, and dry soil
c-clamp
2 celcius thermometers
heat lamp
clock or timer
colored pencils
tape
Safety Percautions: Be sure to keep water from contacting any part of the lamp assembly.
Wear safety goggles.
Hypothesis: By using all the instruments givin to us, we will be able to figure out what surface and color best obsorbs …
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…surfaces did. And after the 10 min. when we turned the lamp off, the soil still had a higher temperuate then the water did. This takes about 10 min. for it all to cool back down and to both have the same temperatures at the end.
Conclusion: By looking at the graph, you can conclude that the dark rough soil obsorbed more of the lamps energy then the water did. Any dark rough surface will do this.
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