Motions of the Earth Class 6 Worksheet Geography Chapter 3

Q.1. State True (T) or false (F). 
(i) Axis of the earth is an imaginary line about which the earth rotates.  ______
(ii) Earth takes exactly 365 days to revolve around the sun. ________
(iii) Day and Night on the Earth occurs due to rotation of the Earth. ______
(iv) On 21st march, the Tropic of Capricorn receives direct rays of the sun as the South Pole tilts towards it. ________
(v) Every fourth year, February is of 29 days instead of 28 days. ________
(vi) When there is spring in the Northern Hemisphere and summer in the Southern Hemisphere. ________

Q.2. What is the shape of the Earth?

Q.3. Differentiate between rotation and revolution of earth.

Q.4. When Christmas is celebrated in Australia?

Q.5. Which motion of the earth causes change in seasons?

Q.6. Why do the poles experience about six months of day and night?

Q.7. How long does it take the earth to complete one rotation around its axis?

Q.8. Why do seasons occur?

Q.9. When do the sun rays fall directly on the equator?

Q.10. Why days and nights are not of equal length?

Q.11. What causes change in seasons?

Q.12.  Fill in the blanks. 
(i) The earth receives light from __________.
(ii) The earth takes about ________to complete one rotation around its axis.
(iii) The period of rotation is known as the _______.
(iv) On 23rd September, it is _________ season in the Northern Hemisphere and _________ season in the Southern Hemisphere.
(v) The portion facing the sun experiences _______ while the other half away from the sun experiences________.
(vi) The axis of the earth makes an angle of ______ degree with its orbital plane.
(vii) Australia lies in _________ Hemisphere. viii. The longest day and the shortest night at these places occur on 21st______.

Q.13. Why areas near the poles receive less heat?

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