B1.1 - The World Of Microscopes

Question 1

What are 4 Facts about Light Microscopes?

Answer 1

• Use a beam of light to form an image
• Can magnify objects up to 2000 times
• Can be used to view living objects
• Relatively Cheap and Easy to Carry

Question 2

What are 4 Facts about Electron Microscopes?

Answer 2

• Use a beam of electrons to form a image
• Can magnify objects up to 2 000 000 (2 Million) times
• Cannot be used for living things
• Very expensive

Question 3

What are the 2 Types of electron microscope and what do they do?

Answer 3

Transmission - Gives 2D Images

Scanning - Gives 3D Images

Question 4

What is the Equation for Magnification?

Answer 4

Magnification = Image Size / Object Size