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Microscopes

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QuestionAnswer
What part rotates between objective lenses? Revolving nose piece
What are the main lenses that range from low to medium to high power? The objective lenses
What part of the microscope acts as a platform and supports the slide? The stage
What part actually holds the specimen slide in place on the stage? Stage clips
What part supports the whole microscope? The base
What part regulates how much light enters the slide? The diaphragm
What part provides the light needed for viewing specimen? The light source
What is the larger knob that simply focuses the specimen in large increments - in low power? The Course knob adjustment
What is the small knob used for "fine tuning" and clear focusing on the specimen? The fine knob adjustment
What part do you hold to transport the scope? It connects the base with the rest of the scope. The Arm
Who discovered the cell using a simple compound scope? Robert Hooke
Who observed pond water to discover a living cell? Anton Leeuwenhoek
What is magnification? Enlarging the view of the specimen
What is the TEM? Transmission Electron Microscope
Which EM uses a thin sliced specimen, 2-D view, and magnification over 200,000 X? TEM - transmission electron microscope
Which EM uses an electron beam focused on a specimen coated with metal, 3-D view, and magnification over 100,000 X SEM - Scanning electron microscope
What holds the ocular lense a certain distance from the objective lenses? The Body Tube
Our microscope's ocular lense multiplies the objective lense by what magnification? 10X
What microscope is known as the "dissecting microscope", sees 3-D images, and is relatively low power. Stereo scope
What microscope uses light, sees 2-D images, can view living and non-living specimens, up to about 2000X Compound light microscope
What view gets smaller as the magnification increases? The field of view - total area that is seen
What is the ability to see differences between light and dark in an image? Contrast
Created by: Kramer2627
 

 



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