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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?
Which is NOT true about the concentration of methane gas in the atmosphere: It is generated as a byproduct of refrigerants and aerosols
Model water wheels A meat skewer or a knitting needle can be used as an axle. An old typewriter ribbon- spool or a sticking plaster reel is useful as a basis for these improvis
Procedures for Treatment of Chemical Burns : Accidental splashing of chemicals onto the skin can produce burns as a result of the corrosive nature of the substance involved. It ca
Stellar Motion: Stars are not fixed in the heavens. They are moving within the galaxies. The speed of a star moving toward or away from the Earth is indicated by a shift of
special or unique organelles and how they assist euglena
Define the Utilization of Glucose - Carbohydrates A constant blood glucose level is maintained so that all body tissues have a constant supply. Excess glucose is converted to g
A solid compound whose internal structural pattern is expressed as plane faces that can be seen with the unaided eye is generally called as a: Crystal
Cellulose:- It is the main constituent of plant cell walls and the most common and abundant of the D-glucose polymers. This does not occur in the animal body. It is a homopoly
Will we ever go beyond The Milky Way?
Q. When are conditions right for harvesting a crop for local and distance markets? The conditions right for harvesting a crop for local markets: harvest in the early morning t
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