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this type of thermometer measures temperature by using thermal radiation emitted by the body.

A. clinical thermometer
B. digital thermometer
C. ear digital thermometer
D. infrared thermometer


Sagot :

Answer:

D infrared thermometer

Explanation:

When you aim the thermometer at a surface, a lens and sensor collect emitted thermal radiation. If you aim the thermometer at a warm surface, the sensor heats up.