4.5 Microscopy - Units of Conversion

Question 1

How many times bigger are micrometers than nanometers?

Answer 1

1000

Question 2

What is the smallest size that the naked human eye can see?

Answer 2

100 micrometers

Question 3

Describe how you would convert 30cm into nanometers

Answer 3

• Times 30 by 10 to get 300mm
• Times 300 by 1000 to get 300,000 micrometers
• Times 300,000 by 1000 to get 300,000,000 nanometers

Question 4

Roughly how large is a bacteria cell?

Answer 4

1 micrometer across