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Monday, 5 August 2019

solar energy



Solar Energy

Catching the sun movie



Materials:


  1.  4 cups
  2.  Water
  3.  Tin foil
  4.  2 sheets of white paper
  5.  1 sheet black paper
  6. Thermometer
  7. 1 large cup
  8. 1 heat lamp

Steps

  1. Add water to the cups
  2.  Put the white paper underneath 2 cups
  3.  Put black paper underneath 1 cup
  4.  Put tin foil underneath 1 cup
  5.  Put the big cup on top of 1 of the white papers cup upside down
  6. Then wait

Which surface conducts / attracts the most heat?


Time +
temperature
Cup 1
White paper
Cup 2
White paper+ plastic.
Cup 3
Black paper
Cup 4
Tinfoil
0
8888
40 minutes
12112220
55 minutes with no heat
13132019
70 minutes with no heat
14141916

Findings: Black paper takes most of the heat for the cup. Tin foil does it take is amount of heat then black paper but it's close. Plastic one stop the heat put it still gets a little bit of heat. White paper has more heat than plastic because it's got nothing blocking.

Conclusion:

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