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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?
A) thickness of the respiratory membrane B) gas concentration gradients C) decrease in pulmonary ventilation D) lung surface area E) no exceptions
Moisture evaporates from soil Fill a flower pot with moist soil and place it on a pair of scales. Either balances the pot of soil with weights or observe its weight. Observe it
how semiconductor detector works
Describe the structure of the stomach. How is it modified to carry out its functions? How does It compare to that of the fetal pig?
Explain Antibodies and Clotting - Functions of Plasma Proteins Antibodies: Plasma proteins belonging to the class of y-globulins act as antibodies, which protect us from infect
What is asthenospher? Ans) The asthenosphere is a layer of the earth crust.
To show the differences in soil particles Secure some glass jars that hold about half Gallon or two litres of water. Place various handfuls of soil in a jar. Fill the jar with
What is the difference among the geoid and the surface of the earth? The geoid is an visualize surface that equal with the average (mean) sea level around the world. Thus, i
what is meaned by circular motion
Describe in one sentence the contents of the four functions of prejudice and apply it in your work place? a) The four function of prejudice encompasses the various attitudes tha
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