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Entries "September 2006":

Tuesday, September 26, 2006

Solar Water Heater Blog Project

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Question

What color will heat water faster:black or white? Will adding a top affect the tempature too?

Prediction/Hypothesis

If it is a black covered water heater,

Then it will heat up faster.

 Results

 The covered black solar water heater heated up 4º which was the highest.

Conclusion

The covered black increased the most.

Changes for next time

Add a new liquid, like soda.

New Questions

Will different liquids affect tempature? 

Materials

You will need a top, contaner, thermometer, black and white plastic, tape, and cardboard.

Procedure

Tape the contaner on the cardboard. Then tape the plastic in the contaner. Then add 100 milameters of water to the contaner. Then put the thermometer in the water. watch for 20 min. and record in every 5 min. Repet these steps, but once with black, one with white, one with white covered, and one black covered.



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Posted by: whites    in: My entries





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