magnification

Question 1

What is the magnification formula?

Answer 1

magnification= image size (ruler)/ actual size (scale bar)

Question 2

What is the formula for actual size?

Answer 2

actual size= image size/ magnification

Question 3

How are light microscopes used?

Answer 3

They use visible light and a combination of lenses.

Question 4

What may be applied to make some structures more visible?

Answer 4

Satins or dyes.

Question 5

What should be kept in mind when drawing a microscopic structure?

Answer 5

• a title should be included to identify the specimen (e.g. name of the organism, tissue, or cell)
• a magnification or scale should be included to indicate the relative size
• identifiable structures should be clearly labelled (drawings should only reflect what is seen, not idealised versions)