The spring season in the north temperate zone is when
(A) the sun is directly overhead the equator
(B) the sun is directly overhead the Tropic of Cancer
(C) the sun returns to equator
(D) the sun is at the Tropic of Cancer
The transport of warm air toward the poles and cold air toward the equator is due to
(A) the temperature gradient
(B) the development of waves
(C) the latitude difference
(D) the longitude difference
The time interval from when the given star passes directly overhead to when it next passed directly overhead, is defined as
(A) one sidereal day
(B) one solar day
(C) both the terms are similar, so any of these may be used
(D) None of the above
The slow down slope movement of soil and sediment because of frost heaving and thawing is called
(A) solifluction
(B) gelifluction
(C) frost creep
(D) rockfall
The smallest country of the world is
(A) Russia
(B) Vatican city
(C) Brazil
(D) Canada
The South Frigid Zone is the region
(A) lying between 66(1/2)? south and 90? south
(B) lying between the Antarctic circle to the south pole
(C) has the coldest climate throughout the year
(D) All of the above
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