(28) Name the two poles of a magnet.
(29) Is moon a luminous objects?
(30) Name two sources of underground water.
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28) north pole and south pole
29)No, the moon is not a luminous object. Moon has no light of its own.
30)67% of all groundwater is used for irrigation (food production)
22% of all groundwater is used for domestic purposes (drinking water and sanitation)
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2
Answer:
1.The two poles of magnet are: South Pole and North Pole
2.No, moon is not a luminous object. It is a non luminous object
3.The two sources of underground water are : well and spring
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