scales and microscopes Flashcards
1
Q
by changing the objective lense
A
you change the magnification
2
Q
in science we measure lengths in
A
metres (m)
3
Q
millimetres symbol
A
mm
4
Q
micrometres symbol
A
um
5
Q
nanometres symbol
A
nm
6
Q
millimetres =
A
1 x 10^-3 mm
1 thousand mm in 1m
7
Q
micrometres =
A
1 x 10^-6 um
1 million in 1m
8
Q
nanometres =
A
1 x 10^-9 nm
1 billion in 1m
