The difference in the duration of day and night increases as one moves from:_________?
A. West to East
B. East and west of the prime meridian
C. Equator to poles
D. None of these
Which planet is losing its atmosphere at faster than the earth?
A. Mecury
B. Venus
C. Mars
D. Jupiter
Which Civilization developed & implemented the first solar calendar?
A. Babylonian
B. Greek
C. Egyptian
D. Aztec
The mean distance of the earth from the sun is astronomical units is____________?
A. 3.7 AU
B. 10 AU
C. 1 AU
D. 101 AU
The andromeda Galaxy is which type of the following types of galaxies?
A. Elliptical
B. Spiral
C. Irregular
D. None of these.