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Cement and concrete
Secure a small bag of Portland cement. Have the pupils mix it with water and put it in tin can covers, paper cups, or small pasteboard boxes unless it hardens. Study its appearance and its properties. Break a piece of cement and study it. Mix the dry cement with about twice as much sand or gravel. This will form concrete. After adding water and mixing thoroughly place it in moulds. Permit these to arden various days. Again study the appearance and the characteristics of these samples.
Explain Immune System The animals and the human beings are forced to encounter many dangerous microbe in their day-to-day life, through water, air and food. Inside our body the
how so you find the numerical age and can you provide an example?
Freezing by Contact with a Cooled Gas Different methods are available for freezing by contact with cooled gas. These include: i) Cabinet Freezing: This method involves ci
1. How much variation is there in the routine analysis of fibre content of soya cotton cakes? The data are presented by the lab that did the test and the technician within the lab
Specific gravity of a liquid not mixing with water Pour oil into an open glass tube partially immersed in water until it forces water as far as the lower end. The relative leng
Explain what is Deamination Reaction ? Deamination is a process by which N of amino acid is removed as ammonia (NH3). These reactions occur primarily in liver and kidney. The
Objectives After you have completed this exercise, you should be able to: 1. Enlist all the fire extinguishers available in the labs and relate them to the type of fire
PROCEDURE : Your Counsellor will be performing the following experiments. You are advised to observe the disposal methods carefully. Experiment 1: Test for studying miscibility
What is relative location? Relative location is the location of something in relation of another place.
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