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Making a simple reflecting telescope
A simple reflecting telescope can be made from a concave mirror obtained from a shaving mirror. The mirror is arranged wooden box of suitable size in such a way that it can be tilted at dissimilar angles. An upright made of wood is attached to the box so that its angle may also be varied. Two short focus lenses are fixed in corks which are then placed in a short length of mailing tube as an eye-piece. Then join this eye- piece attached to the wood upright exactly at the focal
To study the relation between volume and pressure of air Get a rubber bung or 'door stop' which just fits in a narrow glass jar or measuring cylinder. Attach it to the lowe
Infectious diseases: Some of you may have heard about the great bubonic plague, a fatal disease of the blood, spread by fleas and respiratory secretions. It occurred in epid
where from discover world
GENERAL FEATURES OF FIRST AID PROCEDURE : The order of priorities in administering first aid is decided by the principal ,objective - to save life. Equally important, you must not
Night Sky: When you look up at the sky on a clear night, what do you-see? Most of it is dotted with twinkling stars. You may see the moon or Venus as a bright point or Mars as
Define Macrophages - CSF It is produced by macrophages, fibroblasts and endothelial cells. They specifically stimulate precursors of macrophages. It also enhances effector res
how many known plam nets are in our solar system
Maximum in 50 words for 2marks
alimentation
There are no demographic variables that alter the interpretation of the test results. Test-taking Behaviors Mr. X did not omit any items (?=0) and endorsed the items consiste
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