Soil & Glass

Question 1

What is glass?

Answer 1

An amorphous structure (without a clearly defined shape or form) solid, hard brittle material that is usually transparent but lacks the ordered arrangement of atoms that is found in most solid

Question 2

How is glass manufactured?

Answer 2

Glass is manufactured by melting sand and other desired ingredients and then allowing them to cool with crystallising

Question 3

What is flat glass?

Answer 3

Used to make windows, windshields and can be shaped to form light bulbs, headlights etc

Question 4

What is container glass?

Answer 4

Used to make bottles and drinking glasses

Question 5

What are the methods of glass analysis?

Answer 5

Colour, thickness, texture, refractive index, density, chemical make-up, fracture patterns

Question 6

What happens when a projectile hits glass?

Answer 6

When a bullet hits glass you get two different fractures; radial and concentric fractures

Question 7

What are radial fractures?

Answer 7

Radial fractures form first and they tend to be longer

Question 8

What are concentric fractures?

Answer 8

Shorter fractures that occur after radial fractures when a projectile hits glass