Yr9 Magnification Flashcards
1
Q
How many micrometers in a millimetre?
A
1000
2
Q
How many micrometers in a nanometer?
A
1000
3
Q
What is the equation for magnification?
A
Magnification = image size / actual size
4
Q
Name 2 types of microscope
A
Light and electron
5
Q
What is resolving power of electron microscope
A
0.2 nm
6
Q
What is resolving power of light microscope
A
200nm
7
Q
How does electron microscope magnify images
A
Magnetic lenses
8
Q
What organelles can be seen through a electron microscope
A
Ribosomes, plasmids or chromosomes in the nucleus of a cell
9
Q
How should specimens be prepared for an electron microscope
A
They should be dead
