Subject :NSO Class : Class 3
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 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 2:
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.
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Subject :NSO Class : Class 7
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Subject :NSO Class : Class 6
Ans 10:
Class : Class 7
the ans will be B as the question tells us that the opaque dot is in the center ,IN THE CENTER aka it will be same all over
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Subject :NSO Class : Class 6
Ans 8:
Class : Class 7
But I don't understood one thing that 'How the item will allow me to see around a corner from where I am standing?
Ans 11:
Class : Class 7
Option b is right because Figure (iii) is periscope which is used to see around the corners. It is based upon the principle of rectilinear propagation of light and reflection of light.
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Subject :NSO Class : Class 3
Ans 1: (Master Answer)
Class : Class 1
The correct answer is D.
The given graph shows that the temperature of water is not increasing with time from period ‘X’ to ‘Y’, which shows that drum. water has attained its boiling point (100°C). On reaching boiling point, the temperature of water does not increase further and water converts into vapour.
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Subject :NSO Class : Class 5
Ans 5:
Class : Class 7
The stem absorbed the color along with the water, so some parts of the stem and the flower turned blue or red.
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Subject :NSO Class : Class 5