Subject :NSO Class : Class 7
Subject :NSO Class : Class 5
Ans 13:
Class : Class 5
Yes very tough... didn't understand until I looked at the forum, the didn't even give solution.
Ans 16: (Master Answer)
Class : Class 1
The correct answer is B.
In the first figure 25 X 15 - 12 X 14 = 207
In the 2nd figure, 16 X 17 - 10 X 12 = 152
Similarly, in the third figure, 25 X 25 - 21 X 18 = 247
Hence, the missing number is 25
Ans 17:
Class : Class 5
The answer is B.Because,(upper left corner X upper right corner) - (lower left corner X lower right corner) = Middle Number.
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Subject :NSO Class : Class 8
Ans 1: (Master Answer)
Class : Class 1
Chemical products derived from petroleum are called petrochemicals. Some of the major petrochemicals are acetylene, benzene, ethane, ethylene, methane, propane, and hydrogen, from which many other chemicals are derived.
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Subject :NSO Class : Class 8
Ans 1: (Master Answer)
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Subject :NSO Class : Class 8
Ans 1: (Master Answer)
Class : Class 1
The correct answer is A.
Antonie van Leeuwenhoek is commonly known as the 'Father of Microbiology'.
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Subject :NSO Class : Class 3
Ans 1: (Master Answer)
Class : Class 1
The correct answer is A.
The rate of evaporation will be the fastest in container A as the exposed surface area of water is maximum there.
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Subject :NSO Class : Class 8
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Subject :NSO Class : Class 8
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Subject :NSO Class : Class 7
Ans 1:
Class : Class 8
E(energy)=m(mass)*c(speed of light in vacuum)2....
speed of light in vacuum=3.00 x 108(10x10x10x10x10x10x10x10)....
It means that there is much more energy stored inside the nucleus of an atom than in its valence electrons. The energy released from splitting an atom is much higher than that of breaking electron bonds.
Ans 2:
Class : Class 7
in simple terms "Energy equals mass times the speed of light squared." On the most basic level, the equation says that energy and mass (matter) are interchangeable; they are different forms of the same thing. Under the right conditions, energy can become mass, and vice versa.
Ans 3:
Class : Class 7
E = mc2. An equation derived by the twentieth-century physicist Albert Einstein, in which E represents units of energy, m represents units of mass, and c2 is the speed of light squared, or multiplied by itself.
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Subject :NSO Class : Class 7