microscopes

Question 1

what is the magnification of a light microscope

Answer 1

up to 1,500 x

Question 2

what is the resolution of a light microscope

Answer 2

200nm

Question 3

how are samples prepared i a light microscope

Answer 3

very little prep, staining often used

Question 4

what is the image like in light microscopes

Answer 4

colour, 2D

Question 5

what are light microscopes used for

Answer 5

cells, tissues, live samples

Question 6

what is the magnification of a Transmission electron microscope

Answer 6

up to 2 million x

Question 7

what is the resolution of a Transmission electron microscope

Answer 7

0.1 nm

Question 8

what is the image like on a Transmission electron microscope

Answer 8

black and white, 2d internal structures

Question 9

what is the sample preparation for a Transmission electron microscope

Answer 9

dehydrated ultra thin slices stained with heavy metals

Question 10

what is a Transmission electron microscope used for

Answer 10

fixed and dead samples vacuum chamber required

Question 11

what is the magnification of a Scanning electron microscope

Answer 11

up to 500,000 x

Question 12

what is the resolution on a Scanning electron microscope

Answer 12

1 - 20nm

Question 13

what is the sample preparation for a scanning electron microscope

Answer 13

dehydrated, coated in metal

Question 14

what is the image like on a Scanning electron microscope

Answer 14

black and white, 3d

Question 15

what is a Scanning electron microscope used for

Answer 15

surface detail of cells, microorganisms and insects

Question 16

what does a Scanning electron microscope require

Answer 16

Requires vacuum and coated samples