1.1 the world of the microscope

Question 1

What can I microscopes magnify up to?

Answer 1

Light microscopes can magnify up to about x2000

Question 2

What is the resolving power of a light microscope?

Answer 2

Resolving power of a light microscope is about 200 nm (nanometres)

Question 3

What can electron microscopes magnify up to?

Answer 3

Electron microscopes can magnify up to about x2 000 000

Question 4

What is the resolving power of an electron microscope?

Answer 4

The resolving power of an electron microscope is around 0.2 nm

Question 5

What is the calculation for magnification?

Answer 5

Magnification = size of image / size of real object

Question 6

What is resolving power?

Answer 6

Resolving power is how much detail a microscope can show

Question 7

Km = m

Answer 7

1 kilometres = 1000 metres

Question 8

M = cm

Answer 8

1 metre = 100 centimetres

Question 9

Cm = M

Answer 9

1 centimetre = 10 millimetres

Question 10

Mm = ųm

Answer 10

1 millimetre - 1000 micrometres.

Question 11

Ųm = nm

Answer 11

1ųm - 1000 nanometres 0.000 000 001

Question 12

What is nanometre in standard form?

Answer 12

1 x 10’9m