Friday, November 13, 2009

Answers to the Scavenger Hunt...

Answers to the Scavenger Hunt:

1. What is the definition of a simple microscope?
simple microscope - light microscope consisting of a single convex lens that is used to produce an enlarged image; "the magnifying glass was invented by Roger Bacon in 1250" A microscope having one lens or lens system, such as a magnifying glass or hand lens.

What are some examples?
Examples: magnifying glass, hand glass light microscope - microscope consisting of an optical instrument that magnifies the image of an object jeweler's loupe, loupe - small magnifying glass (usually set in an eyepiece) used by jewelers and horologists

2. Who was one of the first scientists to discover protozoa in water? Anton van Leeuwenhoek

3. What four parts did it consist of and what part did they play?
Leeuwenhoek's microscope consisted of:
A) a screw which was used to adjust the height of the object
B) a metal plate serving as a base
C) a skewer to home the object so it could be rotated
D) a lens to look through
4. What did Anton Van Leeuwenhoek teach himself that played a huge part in his pioneering of the microscope?

He taught himself new methods of grinding lenses so that he could get better magnification for grinding and polishing tiny lenses of great curvature which gave magnifications up to 270x diameters, the finest known at that time.

5. In 1665, what did Hooke call the small units or compartments he saw in his specimen of cork?

Cells
6. We will take a look at the different magnifications of a moon rock. Using the link below, select the sample Apollo 15 Moon Rock and then select each of the six powers of magnifications. Write a paragraph about your observations.
Open answer.

7. Drag the parts of the microscope by clicking the mouse and dragging the names to the correct location. You will receive two “lives” or tries and then you will have to start over. Once you have all the names in the correct place you will receive a “Well Done” notification. At that notification, select the print button or go to file and select print to print off the assignment. Print your name inside the Google box. Make sure the microscope shows under the “Well Done” notification. Below the Google box, write the names of the parts of the microscope and the use for each part. Failure to follow instruction will result in deduction of points. This printout is worth 100 points.

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