Yr 9 Jan Exam

Question 1

What is 3D printing?

Answer 1

The process of making a physical object from a 3D digital model, typically by laying down many thin layers of a material on top of each other

Question 2

How does 3D printing work?

Answer 2

The 3D printing process, layers of material are laid down by the ‘3D printer until the object you made online has been fully printed

Question 3

What is disruptive technology?

Answer 3

It is technology that has had a big effect on something. It has displaced an established technology.

Question 4

3D printing advantages

Answer 4

Changes can be made to the design online before wasting materials, It uses hardwearing, durable waterproof and lightweight plastics, creates intricate shapes

Question 5

3D printing disadvantages

Answer 5

The layering process is slow, only uses curtain materials, some training is needed

Question 6

3D printing methods

Answer 6

Selective laser melting, Stereolithography, selective laser sintering and poly jet

Question 7

3D printing materials

Answer 7

Many different materials such as 3D printing filaments, plastics, carbon fibre, aluminium and nylon