Concepts Demonstrated: The temperature dependence of fluid density as a thermometric property. The glass floats respond quickly when placed in cold water. They respond slowly when removed from the ...

Tell students that many thermometers have two sets of numbers or two “scales”. Explain that scientists use the scale called the Celsius scale. Show students how to look at the top of the red line to ...

Miller-Casella thermometer for taking temperatures at depth at sea, designed by chemist William Allen Miller in 1869 and made by Casella, London, 1869-1872. This thermometer design is a modification ...

As well as having a baby thermometer on hand to check when your baby has a fever, it's also important to make sure that you ...

When the thermometer is heated, the molecules move faster, get slightly further apart, and move up in the tube. The molecules of the thermometer in hot water should be randomly arranged, slightly ...

Oral thermometers can also be used for children ... However, the temperature reading can be affected by direct sunlight or cold outdoor temperatures. A small 2014 study of 100 adult patients ...

Taking your toddler's or school-aged child's temperature ... has had either a hot or cold drink before taking a mouth reading. Hansa Bhargava, MD Make sure the thermometer is clean and the child ...