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To show which types of soil hold water best
Tie cloth over the end of various lamp chimneys and then fill every one to within 8 cm of the top with dissimilar types of soil. Use sand, clay, loam and soil from the woods. Place dishes under each chimney to catch water which runs by. Next pour measured amounts of water into every chimney unless the water begins to run through. View the soil type into which the most water can be poured without running through.
A lamp chimney lift pump Use a straight-sided lamp chimney as a pump cylinder. Fit a two-hole stopper into the chimney for a piston. If the stopper is a little small wrap some
introduction
Explain the Process of Hearing The ears, as we all know, are sense organs for hearing. The ear consists of an external ear, a middle ear and an internal ear. It houses receptor
Moisture from breathing Moisture coming from breathing might be shown by blowing on a cool mirror or into a cool glass or bottle.
Lab hygiene : The need for continuous attention to hygiene in any type of laboratory cannot be overemphasised. Any spillage of chemicals, battery acid, blood, plasma, serum, etc.
What are the methods of preventing or reducing soil erosion? The methods of preventing or reducing soil erosion are: (i) Prevention of deforestation (ii) Plantation of tre
Freezing by Contact with a Cooled Solid-Plate Freezing In this method, the product is sandwiched between metal plates and pressure is usually applied for good contact. Plate
Objectives After completing this exercise you will be able to: 1. Sterilize and dispose off microbial cultures, 2. Dispose off the carcass of laboratory animals and the e
Normally,on flat surfaces,heavier objects don''t travel as far as lighter objects when pushed with the same force.how would I explain why its different?
Another way to show that air expands when heated Snap a toy balloon over the neck of a small bottle and place the bottle in a pan of warm water.
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