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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
Gloves : Gloves should be worn when transferring toxic, radioactive and carcinogenic compounds, irritants and corrosive liquids. The practice of wearing rubber gloves continuously
Objectives After studying this unit, you should be able to: 1. Categorise different radiations into ionising and no ionising types, 2. Explain the effects of radiations
What is First Aid? First-aid is the immediate and temporary care given to the victim of an accident or sudden illness. Its purpose is to (1) help preserve life, (2) preve
Define age related changes in Cardiovascular system There is a decrease in elasticity of the aorta and other large arteries as age increases. Thickness of blood vessels increas
how far does a horse go when running
Genital and Reproductive Function: J.Y. is a 43-year-old woman who has detected a lump in the upper outer quadrant of her left breast while performing her monthly self-breast exam
Availability of Nutrients: The nutrients in the upper layers of water are constantly being taken up by the phytoplankton, who are the producers, and then these pass on to th
Stimulate the Making of Red Blood Cells - Function of Kidney Stimulate the making of red blood cells. Erythropoietin is a hormone responsible for maintaining the right amount o
To measure the volume of air in the longs Invert a bottle full of water so that its neck is in the surface of water in ajar. Introduce a glass or rubber tube into the neck and
which state of matter does light travel the fastest through
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