Investigating Cells Flashcards
1
Q
Centimetre
A
100
2
Q
Millimetre (mm)
A
1000
3
Q
Micrometer(um)
A
1000 000 (1x10^6)
4
Q
Nanometre(nm)
A
1 000 000 000(1x10^9)
5
Q
How big is a typical plant cell?
A
0.1mm in diameter
6
Q
How big is a typical animal cell?
A
0.02mm in diameter
7
Q
How many micrometers whould a typical plant animal and bacteria cell ?
A
Plant cell=100um
Animal cell=20um
Bacterium=2um
8
Q
What is resolution?
A
The ability to see 2 or more objects as separate objects
9
Q
How do electron microscopes work ?
A
An electron microscope passes electrons rather than light through the specimen and can give a much better resolution
