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Making an observation nest for ants
An observation nest for the study of the life story of ants can simply be made as follows.
Make a wooden U from three 30 cm lengths of wood 1.5 cm square. Mount this vertically in a suitable wooden base. Now cut rectangles of glass 30 cm x 33 cm and clamp them on every side of the U with rubber bands or some sort of metal clip
Q. Illustrate what is a thermal transformation? Answer:- Chemical or else physical changes are not requiring a change in the temperature of the substance as in the formati
Becquerel; Bq (after A.H. Becquerel, 1852-1908) The derived SI unit of activity, described as the activity of a radionuclide decreasing at rate, on the average, of one nuclear
What do you mean by thin prism? and What is the lateral shift given by a parallel sided glass slab for grazing incidence of light?
Describe the theory of black body. Black body At an exact temperature the black body would produce the maximum amount of energy probable for temperature. This would emit at
Provide the conditions needed for production of a sustained interference pattern.
An object of mass 4 kg is moving on a smooth horizontal surface with a velocity of 10 m/s in rightward direction. A horizontal force F which shows in the above figure was applied o
In a ripple tank two regions A and B can be created by introducing a pile of glass plates in region B. Thus region B is a shallow water region while region A is a deep water re
With the help of a ray diagram, explain the formation of the final image of an object in a compound microscope. Derive a mathematical expression for its magnifying power.
Second Harmonic Standing Waves on a String There are a variety of patterns that could be generates through vibrations inside a string, slinky, or rope. Each pattern corresponds
A more forceful argument which the weak principle: This implies that if the laws of the Universe were not favorable to the development of intelligent creatures to ask regarding the
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