Potassium and phosphorus form a compound. Is the compound covalent? A. yes because it's made of two nonmetals

B. yes because it's made of a metal and a nonmetal

C. no because it's made of two nonmetals

D. no because it's made of a metal and a nonmetal
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An ideal polarizer with its transmission axis rotated 30 degrees to the vertical is placed in a beam of unpolarized light of intensity 10w/m^2. after passing through the polarizer, what is the intensity of the beam? a. 8.7 w/m^2 b. 7.5 w/m^2 c. 5.0 w/m^2 d. 10 w/m^2 e. 2.5 w/m^2

Individuals who live below the poverty line get seriously ill more often than those who do not what could be the hidden variable in this situation?

Abird flies directly overhead from where you stand at an altitude of 300.0 m and at a speed horizontal to the ground of 20.0 m/s. the bird has a mass of 2.0 kg. the radius vector to the bird makes an angle \thetaθ with respect to the ground. the radius vector to the bird and its momentum vector lie in the xyxy-plane. what is the bird’s angular momentum about the point where you are standing?