What is the angular resolution of the human eye?
A) about 1 arcminute, or 1/60 of a degree
B) about 1 degree
C) about 1 arcsecond (1/3600 of a degree)
D) about 1 milliarcsecond
A) about 1 arcminute, or 1/60 of a degree
You might also like to view...
The force that accelerates a rocket in outer space is exerted on the rocket by the
A) rocket's engine. B) rocket's wings. C) atmospheric pressure. D) exhaust gases. E) none of the above
All old surfaces in the solar system were heavily cratered during the ________________ period by leftover debris from when the planets formed
Fill in the blank(s) with correct word
Energy and Momentum: A railroad car collides with and sticks to an identical railroad car that is initially at rest. After the collision, the kinetic energy of the system
A. is the same as before. B. is half as much as before. C. is one third as much as before. D. is one fourth as much as before. E. is one quarter as much as before.
Typically, what color is the Martian sky during in the morning and evenings?
A) green B) yellow-brown C) red D) blue