An infrared thermometer operates by way of

A. radiant energy invisible to humans.
B. conduction, convection, and radiation.
C. temperature differences.
D. none of the above


Answer: A

Environmental & Atmospheric Sciences

You might also like to view...

What is the global, long term-change to sea level?

a. Active change b. Temporal change c. Eustatic change d. Passive change

Environmental & Atmospheric Sciences

Earth consists of two types of crust: lithospheric and oceanic

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences

Volatile organic compounds (VOCs) represent a class of organic compounds that are mainly____________________, containing only hydrogen and carbon

Fill in the blank with correct word.

Environmental & Atmospheric Sciences

Which of the following is true of a hypothesis?

A) It is a tentative idea or explanation which can be disproved by an experiment. B) It is a tentative idea or explanation which can be proven by an experiment. C) It is a tentative idea which can either be proven or disproved by an experiment. D) It is a belief which is asserted without proof.

Environmental & Atmospheric Sciences