1.4 Size, scale and Estimations + 1.5 Units and standard form Flashcards
1
Q
How do you calculate magnification of a light microscope?
A
magnification of a light microscope = magnification of eyepiece lens X magnification of the objective lens
2
Q
How do you calculate the size of an object?
A
size of object = size of image / magnification
3
Q
What is standard form?
A
A simply a way of writing very big and very small numbers
4
Q
Why is standard form useful?
A
In biology, it is common to come across very large/small numbers
5
Q
What does ‘m’ mean?
A
Meters
6
Q
What does ‘mm’ mean?
A
Millimeters
7
Q
What does ‘μm’ mean?
A
Micrometers
8
Q
what does ‘nm’ mean?
A
Nanometer
9
Q
What does ‘pm’ mean?
A
Picometers
