How do you measure air temperature?

How do you measure air temperature?

Air temperature is measured with thermometers. Common thermometers consist of a glass rod with a very thin tube in it. The tube contains a liquid that is supplied from a reservoir, or “bulb,” at the base of the thermometer.

What tool would you use to measure the outside air temperature?

A THERMOMETER measures the air temperature. Most thermometers are closed glass tubes containing liquids such as alcohol or mercury. When air around the tube heats the liquid, the liquid expands and moves up the tube. A scale then shows what the actual temperature is.

How can you measure temperature without a thermometer?

Checking for a fever without a thermometer

  1. Touching the forehead. Touching a person’s forehead with the back of the hand is a common method of telling whether or not they have a fever.
  2. Pinching the hand.
  3. Looking for flushing in the cheeks.
  4. Checking urine color.
  5. Looking for other symptoms.
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What are the 3 ways to measure the temperature?

There are three main scales commonly used in the world today to measure temperature: the Fahrenheit (°F) scale, the Celsius (°C) scale, and the Kelvin (K) scale.

How does a thermometer measure air temperature?

How to Measure Temperature Correctly

  1. Place the thermometer 5 feet above the ground (+/- 1 ft.).
  2. The thermometer must be placed in the shade.
  3. Have good air flow for your thermometer.
  4. Place the thermometer over a grassy or dirt surface.
  5. Keep the thermometer covered.

What instruments is used to measure temperature?

A thermometer is an instrument that measures temperature. It can measure the temperature of a solid such as food, a liquid such as water, or a gas such as air.

What is instrument used to measure temperature?

thermometer
A thermometer is an instrument that measures temperature.

How is thermometer used to measure the temperature?

A thermometer measures temperature through a glass tube sealed with mercury that expands or contracts as the temperature rises or falls. As temperatures rise, the mercury-filled bulb expands into the capillary tube. Its rate of expansion is calibrated on the glass scale.

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How do you know if you have a temperature?

Check if you have a high temperature You may have a high temperature if: your chest or back feel hotter than usual. you have other symptoms, such as shivering (chills), sweating or warm, red skin. a thermometer says your temperature is 38C or above.

Can a smartphone be used as a thermometer?

Smart Thermometer This app uses the temperature sensors of a smartphone to show the temperature on the phone. Smart Thermometer app also offers an upgrade package that adds charts with historical data of the smartphone along with the phone’s readings and better widgets.

What are the 4 ways to measure temperature?

The Four Types of Temperature Scales

  • Fahrenheit Scale. ••• The Fahrenheit scale of temperature is the common form of temperature measurement used in the United States and some parts of the Caribbean.
  • Celsius Scale. •••
  • Kelvin Scale. •••
  • Rankine Scale. •••

Which of the following instrument is used to measure temperature?

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A thermometer is an instrument that is used to measure the temperature.