MFca

[U. mica, a small bit.] A mineral found are too small to be with the naked A simple microscope consists of a tube ing one convex which magnifies object; while a com¬ pound microscope two convex lenses tube, one of which called the object gla , and the other one eye-gla . In the com¬ pound microscope thing looked at is magnified by the ject-gla , and this again magnified by eye-gla . The micro¬ scope is an interesting and wonderful instru¬ ment, and by its means many living things visible to the naked eye are revealed. microscope is also enclosed in a separate film or thin skin of albu¬ men. When milk has stood for some time these it is balls of fat rise to the surface, and form a layer of cream. When cream is churned the cases of the balls are broken, and the fat runs together and makes butter. Skimmed milk is that which remains after the cream is removed. Condensed milk is prepared from that of the cow, sweetened with sugar and boiled down until the water is out of it, thus forming a thick, sweet paste, which is sealed up in tin cans. several kinds of gra es bearing a great number of small round seeds used as food. The common millet is a native of the East Indies, but is also cultivated in the warmer parts of Europe, Africa, the United States, and the West Indies. The seeds are ground up into meal for bread. Certain kinds of millet bear seeds used as food for cattle, and South America, which are full of milky