Subject :NSO Class : Class 5
Subject :NSO Class : Class 7
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Subject :NSO Class : Class 7
Ans 1:
Class : Class 8
Sakshi's experiment was realllly interesting !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
The ans is [ C ]
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Subject :NSO Class : Class 7
1. Magnetic force of repulsion 2. Magnetic force of attraction
3. Elastic spring force 4. Gravity
(A) 1 and 3 only (B) 1 and 4 only (C) 2 and 3 only (D) 2 and 4 only
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Subject :NSO Class : Class 7
Ans 1:
Class : Class 7
Factories in general means "manufacturing units" so we can consider that the waste water which is thrown out can be acidic in nature.
Ans 2:
Class : Class 10
It is mentioned that the landowner has decided to use one of his fields which had 'factories' for several years. So it is considered that chemicals from these factories make the soil acidic...
Ans 3:
Class : Class 7
But it could be a washing factory in which soap water is thrown out. This will make soil basic.
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 9
of its potential energy. The speed of the particle at that instant is
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Subject :NSO Class : Class 6