martes, 23 de enero de 2018

The microscope

Good morning everybody!!

Last week, we observed samples on the microscope.
Now, we are going to learn more about this fantastic machine that is in our laboratory: the microscope.


Using the following resources, you will learn more about it.

 Let's start!


Remember that you can use the online dictionary (http://www.wordreference.com).
1. First of all, draw a microscope in our notebook and label it. Here you have a webpage to help you:

2. Here you have some questions you must answer in your NOTEBOOK.




*Let's continue with some history
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Go to http://www.cas.miamioh.edu/mbi-ws/microscopes/fathers.html.
Copy the following sentences and complete with the correct name of each scientist:


  • -List the 4 scientists responsible for the discovery or invention of the microscope:__________
  • -Father that helped create the first compound microscope:____________
  • -Son that was in charge of the production of the first compound microscope:__________
  • -View cork under the microscope and coined (acuñar, ponerle nombre) the word cell in 1665:__________
  • -Created the first simple microscope. First to describe bacteria & Protozoan’s:__________




*Let's learn how to use a microscope
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Now, go to http://www.cas.miamioh.edu/mbi-ws/microscopes/Usage.html
Copy the following questions and answer them:

1.- When you carry a microscope you have one hand under the________________ and the other hand on the_________________.
2.- Which part of the microscope do you turn to raise the body tube?
3.- Which part of the microscope do you turn to place the low power objective in place?
4.- What is the name of the part of the microscope where you set the slide?
5.- What is the name of the part of the microscope that you use to hold the slide in place?
6.- When turning the revolving nosepiece to move the high power objective in place, why must you be very careful?
7.- Which part of the microscope do you turn to bring the object into focus?
8.- Which part of the microscope fine-tunes the image?

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