1
Q
Name the eight parts of a Microscope.(ERNOCSMB)
A
Eyepiece Rough focusing dial Nose piece Objective lens Cilp Stage Mirror Base
2
Q
When an image is placed under a microscope, how do we see it?
A
We see it upside down and back to front.
3
Q
What do we call the number of times an object is made bigger?
A
Magnification
4
Q
What is the equation for the magnification of
a microscope?
A
Eyepiece lens ‘strength’ times Objective lens ‘strength’
5
Q
What is the strength of the eyepiece lens at school?
A
10x
6
Q
What is the high power of an objective lens?
A
40x
7
Q
What is the medium power of objective lens?
A
10x
8
Q
What is the lower power of an objective lens?
A
4x
9
Q
If the eyepiece lens had a power of 10x and the objective lens had a power of 40x, what would be the total strength?
A
400x
