How do you make a homemade thermometer?

Answer 1

this is how to make the easyest homemade thermometer project
what you need: bowl, water, food dye, bottle of drink like coca-cola bottle,
play-doh and a straw.
building step:
step 1: add water into the bowl
step 2: add dye in the bowl of water
step 3: put some play-doh on the bottle hole and make sure that you put your play-doh around the straw and around the bottle hole
step 4: make sure that there is no air and water in the bottle and that the straw is not blocked
step 5: put your bottle part with the water part, but make sure that you don't put water in the bottle because the water will get upper when cold
step 6: put some ice on top of the bottle and wash your red liquid climb up with the ice on top of it.
important note: this project do not work like a normal thermometer because normal thermometer have liquid going up when hot and this project go up when cold, please do not frost the dyed water, only frost the top of the project.
i made this project at school and though to tell it to all of you
WikiAnswers name: Gentlyjack1
2rd important note: if you edit my page please say what you want to say and put your WikiAnswers name.
THANK YOU

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