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chapter 1 section 4

tools and techniques

compound light microscope Light passes through specimen and then focused by glass lens system
eyepiece - lens you look into for viewing magnifies the image 10x
stage surface for the slide
objective lens enlarges the image of the specimen
light source is a light bulb that provides light for viewing the image.
magnification is the increase of an objects apparent size
nosepiece allows you to change the correct distance between the eye piece and the objective lens
resolution the power to show details clearly in an image
scanning electron microscope Beam of electrons passes over surface electrons projected onto florescent screen or photo plate
transmission electron microscope Bean of electrons passes through a very thinly sliced specimen; magnets used to focus image onto f-screen
metric system a decimal system and thus is based on powers of 10
base unit describe length, mass, time, and other quantities in powers of 10
Created by: campbellm19