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Making a 'gusher' with compressed air
Secure a large narrow-necked bottle like as is used for soda water. Place a single-hole stopper in the bottle. By the stopper put a 10- cm length of glass tube which has been drawn to a jet on the outside end. With a short length of rubber tube join a length of glass tube that will extend nearly to the bottom of the bottle. Fill the bottle about half full of water. Insert the stopper firmly and hold it in with your fingers. Next blow hard into the bottle; and when you free the pressure, point the bottle away from you. What happens?
Explain what Diffusion is? Diffusion, we learnt is a simple process of movement of individual molecules from one region to another. Figure illustrates passive transport where m
Explain parasympathetic Nerves System Another system that runs parallel to the sympathetic system is termed as the parasympathetic system. This system has an effect just opposi
There are many different venomous animals in the world.The venom produced by one animal can be very different that the venom produced by another animal. There are some animal venom
Modern Concept of Preventive Medicine: Now let us see how the current concept of preventive medicine came into being. The story began only 150 years ago. People returning
I need to write a report of 3pages
Explain the Functions of Unicellular Organism You might wonder what functions a single-celled organism is capable of performing. Surprisingly, a unicellular organism is able to
Question 1: (a) Define the following terms: normal baseline, internal waters and territorial sea. (b) List four responsibilities of the coastal state within the territoria
How to neutralize the ethyl alcohol used for determined alcoholic acidity.
Obesity - Choose one macronutrient (carbohydrates) and one micronutrient (vitamins) that have some relationship to the disease. Conduct a brief web search to learn about the ro
How do minerals become rocks and rocks become soil? Ans) Minerals become rocks by pressure and temperature, often deep inside the earth's core, or easily through pressure for i
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