6 Written Questions

1. a wheel or lever that adjusts amount of light that passes through a hole in the stage; provides proper contrast
2. raises and lowers stage or objectives a tiny distance for exact focusing
3. used in combination with eyepiece; provides range of magnifications, usually from 40x to 400x
4. supports the microscope; serves as a handle
5. holds objective lenses; rotates to enable changing magnification
6. a result containing no numbers just like colors, feelings, etc.

6 Multiple Choice Questions

1. a microscope that uses two lenses and light to make a specimen visible
   1. qualitative result
   2. coarse adjustment knob
   3. compound light microscope
   4. control or constant
2. parts of an experiment that are kept the same so that comparison can be made
   1. 5 types of research
   2. stage
   3. objective lenses
   4. control or constant
3. raises and lowers stage or objective lenses
   1. control or constant
   2. coarse adjustment knob
   3. fine adjustment knob
   4. variable
4. supports the slides
   1. stage clip
   2. base
   3. arm
   4. stage
5. media, interview, observation, experiment, survey
   1. 5 types of research
   2. diaphragm
   3. control or constant
   4. eyepiece
6. things in an experiment changed on purpose; you try to just get one!
   1. base
   2. arm
   3. stage
   4. variable

5 True/False Question

1. quantitative results → a number result
   

   True        False

2. eyepiece → holds objective lenses; rotates to enable changing magnification
   

   True        False

3. arm → supports the microscope; serves as a handle
   

   True        False

4. stage clip → supports the slides
   

   True        False

5. light → sends light though the hold in the stage to illuminate specimen on slide
   

   True        False