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【題目】下圖為“地球公轉示意圖”,讀圖回答問題。

(1)地球自轉與公轉的方向一致,都是 。地球公轉一周的時間是

(2)地球自轉形成了晝夜更替。地球 形成了四季更替。

(3)321日前后,太陽光直射在 上。當太陽光直射在南回歸線上時,地球公轉至圖示甲、乙、丙、丁中的 處,這一天的節氣為北半球的 日。

(4)一年中,南通市正午太陽升得的高度。夏至日最高,地面物體的影長最短;冬至日升得最低,地面物體的影長最長。圖15為我市某校地理興趣小組在某年321日、622日、923日和1222日繪制的“某教學樓正午影長示意圖”。 ①、②、③、④四圖中,可表示夏至日該教學樓正午影長的是

【答案】(1)自西向東一年(365日)(2)公轉

(3)赤道(0°緯線)冬至 (4)②

【解析】本題考查地球的公轉基本特征及其產生的地理現象。

(1)地球自轉與公轉的方向一致,都是自西向東.地球公轉一周的時間 一年.

(2)地球自轉形成了晝夜更替地球公轉形成了四季更替

(3)321日前后,太陽光直射在赤道上當太陽光直射在南回歸線上時,地球公轉至圖示甲、乙、丙、丁中的甲處,這一天的節氣為北半球的冬至日即1222

(4)一年中,南通市正午太陽升得的高度夏至日最高,地面物體的影長最短;冬至日升得最低,地面物體的影長最長.

(5)①、②、③、④四圖中,可表示夏至日該教學樓正午影長的是②,該節氣太陽高度最大

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