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一、有关地球、地球运动误区的试题1.图1中阴影部分为黑夜,数值为经纬度。读图完成(1)~(3)题。(1)地球表面由M地至N地,距离最短的是()A.a B.b C.c D.d(2)图示时刻,M、N两地()A.太阳方位相同B.太阳高度相近C.M地时间比N地早D.M地日期比N地新(3)图示时刻描述正确的是()A.地球公转速度最慢B.罗马气温比北京高C.赤道处太阳正东升、正西落D.拉萨日影朝西南答案及解析:(1)C解析:地球表面最短距离是两点之间大圆的劣弧段。d是30°N的纬线,不是大圆弧,可直接排除;a、b、c三路线皆偏高纬度方向,因晨昏线是
First, the Earth, Earth’s Mistakes of the test items 1. Figure 1, the dark part of the night, the value of latitude and longitude. Reading plans to complete (1) ~ (3) questions. (1) The Earth’s surface from M to N, the shortest distance is () Aa Bb Cc Dd (2) at the moment of illustration, M, N two (A) the same orientation of the sun B. solar altitude similar to the CM time ratio N to DM earlier than the new date to N (3) the icon is described at the right moment () A. Earth’s slowest revolution B. Rome air temperature higher than Beijing C. The equator at the sun is rising east is falling D. Lhasa Japanese shadow southwest answer and resolution: (1) C Analysis: The shortest distance between the Earth’s surface is a large arc between the two arcs. d is 30 ° N latitude, not a large arc, can be directly ruled out; a, b, c three lines are high latitude direction, due to twilight is