When the Moon is directly opposite the Sun in the sky, its phase is:
A) new.
B) waxing or waning crescent.
C) first or third quarter.
D) waxing or waning gibbous.
E) full.
E
You might also like to view...
The climatic zones of Pangaea ranged from
A) glaciation in the south, and a mild temperate climate in the north. B) cold, dry temperatures in the north, and warm, tropical temperatures in the south. C) humid uplands in the north, and drier, desert like conditions in the south. D) widespread glaciation in the north, and a warm, tropical climate in the south.
Most of the mass in the Milky Way Galaxy is located
A) in the halo (above/below the disk). B) within the disk. C) in the stars in the spiral arms. D) in the gas and dust. E) in the central bulge of the galaxy.
Graphical Analysis: An object is moving with constant non-zero acceleration in the +x direction. The velocity versus time graph of this object is
A. a horizontal straight line. B. a vertical straight line. C. a straight line making an angle with the time axis. D. a parabolic curve.
If the distance between a point sound source and a dB detector is increased by a factor of 10, what will be the reduction in intensity level?
a. 10 dB c. 20 dB b. 16 dB d. 32 dB