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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?
State the term- Weathering Weathering refers to the combined activity of destruction and synthesis of rocks. Natural weathering processes occur around us everyday, continually
Describe the typical conditions neccessary for fossil formation
How has the earth changed since it was formed? Ans) The earth has changed particularly since it was formed. Earth was a ball of rock that was strike and changed by loads of imp
How to calculate the student t test step by step when the mean of heart rate at 1 minute is 5.0,17.2,22.9,8.3,10,76.5,70,19.7 and for breathing rate it is 22.2,28.5,20,12.5,20,92,
Fits : Fits of various kinds may be accompanied by unconsciousness, and are usually characterized by the casualty being unaware of his/her reactions. You should remember the follo
Explain the functions of Multicellular Organism Multicellular organisms are specialized quite similar to a team that does a lot of work efficiently as compared to a single pers
Explain the Monochromates or Total Colour Blindness The monochromate individuals lack all cone pigments and cannot distinguish colours at all. They find bright light very unple
phylum porifera
What is Pedology Pedology is concerned with the study of the composition, distribution and formation of soils as it occurs in nature. On the other hand edaphology is the study
Drinking straw hydrometer Procure a drinking straw or a stout natural straw about 20 cm long. If it is not 'water-proof' dip it in melted candle wax and permit it to dry. Seal
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