Plants appear green to us because they ____.
a. absorb green wavelengths
b. reflect blue wavelengths
c. reflect green wavelengths
d. absorb all visible wavelengths
e. reflect all visible wavelengths
Question 2
The blue color of distant mountains is due primarily to ____.
a. diffraction of light
b. scattering of light
c. refraction of light
d. emission of light
e. absorption of light