solar energy

Solar Energy

Catching the sun movie

Materials:

1.  cups x4
2.  water
3.  tin foil
4.  x2 sheets of white paper
5.  1 sheet of black paper
6. 1 large cup
7. thermometer
8. 1 heat lamp

Steps

1.   you get the 4 cups and fill with water 
2.  put cups on septet peace of paper or foil  
3. on one of the peaces of white paper with a cup on it you put the big cup on top of it 
4.  you get your heat lamp and turn it on and face it to the cups 
5. leave for 40 minutes 
6. test temperature  

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	12	12	12	12
45 minutes	16	14	22	24
60 minutes	20	19	20	20
75 minutes	18	19	22	26

Findings: when it first came out of the tap it was 12 

45 minuets cup 1 was 16 cup 2 was 14 cup 3 was 22 cup 4 24

60 minuets cup 1 20 cup 2 19 cup 3 20 cup 4 20

75 minuets cup 1 18 cup 2 19 cup 3 22 cup 4 26

conclusion

When the heat lamp was on the cup they started heating up. We turned off the heat lap and the heat kept on going up and up but cup one went down on the last round on the 75 minuet one.