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Holding water in a sieve
Pour some oil over the wire mesh of a kitchen sieve and shake out the overload so that the holes are open. Cautiously pour water into the sieve from a pitcher, letting the water run down the side of the sieve. When the sieve is about half full, hold it over a sink or pail and observes the bottom. You will see the water pushing by the openings but the surface tension keeps it from running by. Touch the bottom of the sieve with your finger and the water should run by.
Dilute hydrochloric acid (HCl) oxidizes only the terminal -CH20H group with the formation of uronic acid. Glucose is thus oxidized to glucuronic acid.
Explain Genetic Theory of ageing Rate of ageing varies between species. The difference is in the genetic changes in the species. Thus it can be said that gradual impairment of
Another way to observe the buoyancy of water Push a large cork to the bottom of a pail of water. Notice the quantity of force you have to apply to hold the cork at the bottom.
Question: "Sociology Considered as a Scientific Discipline" Discuss the this statement with the relevant Examples Answer Sociology is the systematic study of Society. Soci
What is ethics
Control of soil erosion: The most significant measures of erosion control include (i) growth of grasses, shrubs and trees on soils and (ii) construction of a drainage system w
Question 1 Define Eco-labelling. Explain the environmental importance of eco-labelling with examples Question 2 Discuss the elements of environmental roadmap for eco
STERILIZATION OF GLASSWARE Activity is related activities. Whenever you require the glassware for doing an experiment you can follow the procedure given in Activity independent
Objectives After studying this unit, you should be able to: 1. Categorise different radiations into ionising and no ionising types, 2. Explain the effects of radiations
what comes first? egg or chicken?
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