Welcome: Welcome to the amazing world of the microscope! A microscope opens up hidden worlds everywhere. It is an essential tool in biology, chemistry, geology, gemology, forensic sciences and more. A microscope can show a world of life in a drop of pond water, it can show living cells and their component parts.
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How to Make a Prepared Slide: Samples for examination should be very thin so that light can pass through them. If the sample is too thick it will appear dark in the microscope. Cloth fibers, pollen, dust or salt crystals will be easy to see and make good samples for beginners to observe.
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stay warm even when it is very cold. Their fur can trap and hold a layer of warm air next to their skin. This is called insulation. Your house has materials inside the walls and roof to trap air. This is also called insulation.
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samples. Bring small samples home from your vacation. You will see many small types of particles. Place a very thin layer of each sample on a slide. Then add one drop of water and place a plastic slide cover over the sample.
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Through your microscope you should have noticed that tissues and paper towel have soft, fuzzy fibers that have big air spaces between them. These air spaces can also hold water, which is why these two samples did well picking up the water spill. The writing paper did not have these air spaces and did not pick up water very well.
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You will see small bits of dirt and vegetation. If you are lucky you may see small creatures moving around. Some of these are tiny baby insect larvae. Others are very tiny animals that live in the water and feed on the vegetation and on the insect eggs and larvae.
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Always keep your eyes open to find other ways to use your microscope. Here are two examples: Toothbrushes—Compare the bristles of a new toothbrush to some from d, well-used one. Can you see why you should not use the same toothbrush for a long time? Printing—Compare printed material from different sources.
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