Know Microscope

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Get To Know Your MICROSCOPE! #

LABEL THE PARTS!

A B C D E F G H I J K L M N 1. Wasn't that a treat? Hey! I've got another question for you! What exactly is meant by "FIELD OF VIEW"?

2. Good! Now, examine this diagram of what you could see through a microscope. EEEEKKKK!! What a nasty little bug! The field of view is the distance across the middle of the circle. If I were to tell you that you are looking at the bug (Let's call him Rufus) through the low power lens, and that the distance across the middle of the low-power field of view is 4.5 mm (that's equal to 4500 micrometers), how big is Rufus in mm and in micrometers (µm)? _____________________________ 3. If I told you that the field of view under medium power was 1500 µm, would Rufus fit in the field of view? ______________ 4. Always carry a microscope with one hand on the _________and the other hand on the ________________. 5. A microscope should be stored with the ______________ ______________objective lens in place. 6. Always bring a specimen into focus using the ______________power objective lens first. 7. Never use the ______________adjustment knob when focusing under medium or high power. 8. Use only the ______________adjustment when focusing with the high-power objective. 9. Lenses should be cleaned only with ______________tissue.

 Worksheet - Get to know microscope.doc - Page 1 of 1