Different Types of Thermometers

Thermometer

Why do you need to measure temperature? Think of all the ways temperature measurement is important in your life. If you know the temperature outside, you know how to dress to go out. If you know the temperature inside your oven, you know if it is hot enough to cook a pizza. You can probably think of many more examples. Different types of thermometers can be used to measure temperatures. Since solids, liquids, and gases usually expand when heated and contract when cooled, almost any substance could be used in a thermometer. The choice usually depends on the way the thermometer will be used…

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