Magnification Flashcards
1
Q
What is the equation to calculate magnification, image size and actual size?
A
Image size/actual size x magnification
2
Q
What is the measurement scale in order and what do you have to times and divide by every time?
A
Pm,Nm,mm,Mm,m
1000
3
Q
what is 2.7 mm into MM
A
0.0027
4
Q
What is the name of the dye used to stain the onion cells?
A
iodine solution
5
Q
Why does a sample need to be thin?
A
so light can pass through it.
6
Q
Describe how to use a microscope?
A
- put the slide on the stage and secure it
- turn the coarse focus to put stage on lowest point.
- turn the light on
-turn knob to put it on brightest setting.
-twist lens onto what magnification
-turn coarse and fine focus until it gets clear.
7
Q
how do we calculate the total magnification of a microscope?
A
eye piece x objective lens
