Sunlight reflected from the surface of a lake
A) is unpolarized.
B) tends to be polarized with its electric field vector parallel to the surface of the lake.
C) has undergone refraction by the surface of the lake.
D) tends to be polarized with its electric field vector perpendicular to the surface of the lake.
E) is totally polarized.
Question 2
Optical SETI is useful for
A) focused communication over short distances and in particular directions
B) communication over wide areas and large distances
C) communication over large distances in directions where interstellar dust is not present
D) communication with civilizations which surround similar stars to our Sun and hence have evolved to see visible radiation
scanning electron micrograph showing an ovum (pink) released by the ovary at ovulation surrounded by
Surface Tension
Surface Features on Titan
Surface molecules involved in the interaction between an antigen-presenting cell and a CD4+ T cell.
Sea Surface Temperatures
Transverse section and anterior surface of medulla oblongata