where is a thermostat used

Question

where is a thermocouple used

How does an outdoor thermomter work?
How does a clinical thermometer work?
How does a themostat work?
How does a thermocouple work?

If anyone knows the answer, please help!

Thanks!

~Slappy~

Answer 1

Have you considered using Google?

Answer 2

thanks for the help smartypants >=(

but seriously, i need some help

Answer 3

Bob Pursley's answer makes sense. Use Google to search for these topics.

One of the search results should be from a how-to website or maybe it's called "how stuff works." Those webpages are wonderful -- full of explanations and drawings to help us understand these things.

Give his idea a try.