Microscopes

Question 1

Mag of the eye peace lense?

Answer 1

x 10 or x 15

Question 2

Parts of a microscope

Answer 2

- eye pease lense
- barrle
- rotating plate
- objective lenses
- stage
- condenser
- mirror/light
- base
- bolt
- stage clip
- arm
- fine focus wheel
- corse focusing wheel

Question 3

Mag of objective lenses

Answer 3

• x4
• x10
• x40
• x100

Question 4

Whats the max mag of a light microscope?

Answer 4

x1500

Question 5

Whats the max mag of a scanning electron microscope?

Answer 5

x 100,000

Question 6

Whats the max mag of a transmission electron microscope?

Answer 6

x 500,000

Question 7

Unit conversions

Answer 7

m (x1000) mm (x1000) μm (x1000) nm (x1000) pm

m > mm > μm > nm > pm

Question 8

How is an image produced:
light micrascope

Answer 8

-By a light shining through a cell, magnified by lenses

Question 9

How is an image produced:
Scanning electron microscope

Answer 9

• electrons bounse off the surecace of the cell and a computer detects the patern of the defelction

Question 10

How is an image produced:
Transmission electron microscope

Answer 10

• passes through a cell that has been stained with metal and the comuter detects a patern

Question 11

Is the image in colour:
Light microscope

Answer 11

• yes

Question 12

Is the image in colour:
Scanning electron microscope

Answer 12

• the computer softwere adds colour after the image is produced

Question 13

Is the image in colour:
Transmission electron microscipe

Answer 13

• no

Question 14

2D or 3D:
Light microscope

Answer 14

• 3D

Question 15

2D or 3D:
Scanning electron microscope

Answer 15

• 3D

Question 16

2D or 3D:
Transsmision electron microscope

Answer 16

2D

Question 17

What is the image resolution:
Light Microscope

Answer 17

• 200 nm

Question 18

What is the image resolution:
scanning electron Microscope

Answer 18

• 10 nm

Question 19

What is the image resolution:
transmission electron Microscope

Answer 19

• 0.2 nm