Subject: invention help
Date: Wed Mar 20 21:30:04 1996
Posted by: Devin Fensterheim
Grade level: 4-6
School/Organization: Edgar Middle School
City: Metuchen State/Province: New Jersey
Country: United States
Area of science: Physics
Message:
My name is Devin Fensterheim. I am a sixth grader at Edgar School,
Metuchen, New Jersey. I saw your page on the Internet saying that if
someone has any questions, to contact you. I am working on an invention
for my science fair project.
I am inventing a candle alarm. When the candle gets below a certain
point, the alarm will go off, preventing fires caused by candles. For
this alarm, I am going to include a small box at the base of the candle.
When the candle gets below this point, the temperature at the base will
rise, causing the alarm to sound and a red light to flash.
Inside the box will be a thermometer that converts the candle heat into
electricity. When enough electricity from the heat is generated, the
alarm will go off.
I do not know how to build my thermometer which will convert the heat to
electricity. I already did a lot of research, but I still can't figure
out how to work it. Do you have any idea on where I can look for more
information?
Thankyou,
Devin F.
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