Air from the outside is:

a. warmed, dried and cleaned by the nose and mouth

b. cooled, dried and cleaned by the nose and mouth

c. cooled, moistened and cleaned by the nose and mouth

d. warmed, moistened and cleaned by the nose and mouth

Suppose you were asked to find the torque about point p due to the normal force n in terms of given quantities. which method of finding the torque would be the easiest to use?

Unpolarized light whose intensity is 1.19 w/ is incident on a polarizer. (a) what is the intensity of the light leaving the polarizer? (b) if the analyzer is set at an angle of = 41.0∘ with respect to the polarizer, what is the intensity of the light that reaches the photocell?

Explain earth's motion, using the terms "precession" and "rotation" in your answer.