The best instrument is a pyrometer.
thermomiter
the wavelength will tell you the temperature chemically and change the colour physically
It was at a lower temperature than -50 degrees fahrenheit. Jack London does not tell the exact temperature.
No. The sun dial was an early device to help tell time.
A thermostat is the temperature controlling device
An irrigation sprinkler is a device that applies water to plants, mimicking the effect of rain, as it is done in lawn, garden and agricultural irrigation. A fire sprinkler is a device that discharges water when the effects of a fire have been detected, such as when a predetermined temperature has been reached.
Santorio Santorio was the original Inventor of a "Device to Measure Temperature" and that device is called a Thermometer or "Thermoscope"!
That is the correct spelling of thermometer (temperature measurement device).
temperature gauge, temperature measurement device
A thermometer is a devise for measuring temperature
Thermometer
Resistance Temperature Device