SELECT * FROM question_mgmt as q WHERE id=6849 AND status=1 SELECT id,question_no,question,chapter FROM question_mgmt as q WHERE courseId=10 AND subId=26 AND chapterId=542 and ex_no='1' AND status=1 ORDER BY CAST(question_no AS UNSIGNED)
Tick the correct answers.
(a) The movement of the earth around the sun is known as
(i) Rotation (ii) Revolution (iii) Inclination
(b) Direct rays of the sun fall on the equator on
(i) 21 March (ii) 21 June (iii) 22 December
(c) Christmas is celebrated in summer in
(i) Japan (ii) India (iii) Australia
(d) Cycle of the seasons is caused due to
(i) Rotation (ii) Revolution (iii) Gravitation
(a) (ii) Revolution
Seasons are caused due to revolution of the earth around the sun. Revolution is a movement of earth near the sun on a fixed path (orbit) in an elliptical way.
(b) (i) 21 March
On 21st March, the rays of sun directly fall on the equator. So at that particular day, the earth is not tilted towards any pole and experiences an equinox (equal days and nights).
(c) (iii) Australia
As Australia is present in the Southern Hemisphere so during December Australia experience summer due to revolution. And, in same manner at that time the Northern hemisphere experiences winter.
(d) (ii) Revolution
As earth revolves around the sun in an elliptical path, so it cause change in season.
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