Grade 7 3D Printing Revision

What is 3D printing?

• A) A type of computer game

• B) A technology used to create physical objects

• C) A way to make 2D drawings

What is a material that can be used for 3D printing?

• A) Paper

• B) Metal

• C) Glass

What is something that can be made using a 3D printer?

• C) A movie

• A) A sandwich

• B) A bicycle

What are some advantages of using 3D printing?

• A) It can create objects quickly

• B) It is always cheaper than traditional manufacturing

• C) It can create objects of any size

What are some safety precautions to follow when using a 3D printer?

• A) Wear safety goggles and gloves

• B) Never leave the printer unattended

• C) All of the above

How do you design an object that can be 3D printed?

• A) By drawing it on paper

• B) By using a computer program

• C) By building a model out of clay

How can 3D printing be used to create medical implants?

• A) By using special biocompatible materials

• B) By printing a mold and then casting the implant

• C) By making the implant out of paper

How can 3D printing be used to create custom jewelry and accessories?

• A) By using a special 3D printing pen

• B) By printing directly onto the skin

• C) By printing a design and then casting it in metal

How do you make sure that a 3D printed object is strong enough to use?

• A) By printing it in a strong material

• B) By printing it with a high infill density

• C) By always testing it before using it

What is the difference between a 3D printer and a regular printer?

• A) 3D printers can only print in black and white

• B) 3D printers use special ink that hardens

• C) 3D printers can create physical objects, while regular printers can only create 2D prints