Microscopes revision

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  • Created by: Z Shah
  • Created on: 19-04-15 13:17

1. What is the function of the eyepiece?

  • This reflects the light through the specimen.
  • The lens in the top of the tube through which you see the image.
  • This forms the base to which the other parts are attached.
  • The lens at the lower end of the tube. Different magnifications can be obtained by rotating the turret head to change to a different objective.
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2. What is the function of the mirror?

  • To hold the slide and with a central hole to let light through.
  • This reflects the light through the specimen.
  • The lens at the lower end of the tube. Different magnifications can be obtained by rotating the turret head to change to a different objective.
  • This forms the base to which the other parts are attached.

3. What is the function of the tube?

  • This forms the base to which the other parts are attached.
  • To hold the lenses and keep out all the light except that which comes from the object being viewed.
  • To hold the slide and with a central hole to let light through.
  • The lens at the lower end of the tube. Different magnifications can be obtained by rotating the turret head to change to a different objective.

4. Which of these was not a result of microscopes not being invented yet?

  • A housewife could see fresh food go bad overnight and not understand how it happened.
  • People did not know how their bodies worked. Terrible diseases swept through the countryside with the victims powerless to save them.
  • Many children were not allowed to go to school, as they had to work.
  • A farmer might watch his field of healthy crops wither and die.

5. What is the function of the stage?

  • To hold the slide and with a central hole to let light through.
  • The lens at the lower end of the tube. Different magnifications can be obtained by rotating the turret head to change to a different objective.
  • This reflects the light through the specimen.
  • To hold the lenses and keep out all the light except that which comes from the object being viewed.

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