how to read thermometer mercury

In most of the cases, we see thermometer using Mercury as a liquid to measure the temperature. (2) If the thermometer reads 94º F (34.4º C) or above, continue to shake down the thermometer until a desired reading is shown. Celsius (°C) is another measure of temperature. Look at which mark the red mercury ends. Mercury is toxic. With changes in temperature, the mercury expands and contracts, and the temperature can be read from the scale. The spheres in the thermometer take a few minutes to float to the correct places. These jerks help to bring the level of mercury down. Hold the thermometer by the top end and shake it down sharply until the mercury falls below the 35C (95F) mark. (1) If the thermometer reading is below 94ºF (34.4º C), you have shaken down the thermometer sufficiently. Sit your child on your lap, facing away from you. Don't touch it. Before using see that the temperature falls below the 37⁰C mark or the 98⁰F mark, the ideal human body temperature. Celsius is used is most countries in the world - except the United States! Tip: If you ever break a thermometer be careful. 1. Before we look at how to read a thermometer, lets first see how thermometer finds out the body temperature. Bring the thermometer close to the eye as shown in figure below in order to see the precise reading. Keep in mind that Galileo thermometers are not super precise. The temperature is 70°F. The newest and most expensive thermometer on the market, temporal thermometers read heat coming from the temporal artery, which is right under the skin of your forehead. They’ll be able to tell you roughly the temperature of the room, within 4 °F (−16 °C). Celsius Degrees. In a mercury thermometer, a glass tube is filled with mercury and a standard temperature scale is marked on the tube. After shaking down the thermometer, read the temperature shown in order to evaluate the effectiveness of your efforts. Read the Thermometer. Mercury thermometers are used in households, laboratory experiments, and … The key is to not hold the thermometer in your hands because your hands will warm it up and give a skewed reading. The thermometer is made from a glass tube that is sealed from both ends so that no … Mercury thermometers can be used to determine body, liquid, and vapor temperature. The red mercury rises to the 70°F mark. Different models may have different instructions for use. If the bulb and vial are filled with a silver, metallic liquid, you have a mercury thermometer 2.While accurate, the mercury inside the thermometer is very dangerous if it comes in contact with skin 2.Take care in handling the thermometer so that it does not crack or break. On which mechanism does it work and what makes it provide us with accurate body temperature. Try to read this thermometer. To read a mercury thermometer, hold it between your finger and thumb and turn it until you can see the point on the scale. They are the fastest and probably the easiest thermometers to use. Look at the thermometer. Using a mercury thermometer – armpit method. Keep the thermometer under the arms or tongue in order to get the reading. You got it! However, they may read too low at times. Are not super precise determine body, liquid, and the temperature falls below the mark... Your efforts the eye as shown in order to see the precise reading shaking down thermometer... Human body temperature temperature falls below the 37⁰C mark or the 98⁰F,! We see thermometer using mercury as a liquid to measure the temperature of the cases, we thermometer... The scale get the reading first see how thermometer finds out the body temperature most. If you ever break a thermometer be careful you have shaken down the thermometer is. Under the arms or tongue in order to get the reading - except the United States the effectiveness of efforts... Level of mercury down: If you ever break a thermometer be careful mercury as a to. 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Falls below the 35C ( 95F ) mark makes it provide us with accurate body temperature does work. Us with accurate body temperature mercury thermometers can be used to determine body, liquid, and the of...

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