3D printing Intro

Parts of a 3D Printer

100

This part is the flat surface where the object is built.
A) Nozzle B) Print Bed C) Extruder D) Spool

Print Bed?

200

This part heats the filament and pushes it through the nozzle.
A) Extruder B) Base C) Heater D) Slicer

Extruder

300

This part stores the filament so it doesn’t tangle.

A) Filament spool B) Print bed C) Nozzle D) Filament tube

Filament spool

400

This holds the part and protects the user from moving parts.
A) Base B) Safety box C) Extruder D) Fan cover

Safety box

Printing Process

100

3D printing builds layer by layer. It’s called a(n) ______ process.
A) Additive B) Subtractive C) Reactive D) Magnetic

Additive

200

Complex prints do this to print time.
A) Increase B) Decrease C) Stay the same D) Stop the print

Increase

300

Before printing, the 3D model must be “sliced” this way.
A) Vertical B) Horizontal C) Diagonal D) Cubed

Horizontal

400

The melted plastic is pushed out of this small metal part.
A) Extruder B) Nozzle C) Spool D) Base

Nozzle

Design & Files

100

CAD stands for:
A) Computer-Added Device B) Common-Assisted Design C) Computer-Aided Design D) Color-Additive Development

Computer-Aided Design

200

3D printers read this file type.
A) STL B) PDF C) URL D) DOCX

STL

300

STL stands for:
A) Stay Too Late B) Steam To Land C) Stationary Time Load D) Stereolithography

Stereolithography

400

This process converts the digital design into printable instructions.
A) Rendering B) Slicing C) Blending D) Cooling

Slicing

Materials & Examples

100

The most common 3D printing filament is:
A) PLA B) ABS C) Metal D) Ceramic

PLA

200

The filament is to a 3D printer what this is to a normal printer.
A) Ink B) Paper C) Toner D) Cartridge

Ink / Toner

300

Which of these cannot be used as filament?
A) Plastic B) Chocolate C) Metal D) Wood pulp

Wood pulp

400

The most popular biodegradable plastic filament is made from:
A) Corn starch B) Sand C) Metal powder D) Stone dust

Corn starch