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Biology Chapter 1-4


Compound Light Microscope A microscope that shines light through a specimen and has two lenses to magnify an image.
Eyepiece Magnifies the viewing image by 10x
Objective Lens Enlarges the image of the specimen
Stage A platform that supports a slide holding the specimen.
Light Source is a light bulb that provides light for viewing the image
magnification the increase of an object's apparent size
Nosepiece the structurethat holds the set objective lens that rotates the lenses into place above the specimen
Resolution the power to show details clearly in an image
Scanning Electron Microscope a microscope that uses a beam of electrons over the specimen's surface. It provides 3 D images of the specimen's surface. It can magnify objects up to 100,000 times
Transmission Electron Microscope a microscope that transmits a beam of electrons through a very thinly sliced specimen.Magnetic lenses enlarge the image and focus it on a screen or photographic plate. It can magnify images up to 200,000 times
Metric System a standard system of measurement that is made up of a decimal system and thus is passed on powers of 10.
base units seven fundamental things that describe length, mass, time, and other quantities.
Created by: faithcayia