Video Questions - 3D Printing

When sculpting, what does "subtractive process" mean? (Video 1)

• to add until you get the desired shape

• to remove until you get the desired shape

• to duplicate the item so there are two

• to eliminate the item altogether

Is 3D Printing a subtractive or an additive process? (Video 1)

• subtractive

• additive

What other material can be used for 3D printing? (Video 1)

• ceramics

• glass

• metal

• all of the above

Which of the following toppings WAS NOT on the 3D printed pizza? (Video 1)

• mushrooms

• onion

• cheese

• pineapple

Which order correctly describes how a 3D printer knows what to print? (Video 1)

• the computer creates a digital model, a blueprint drawing is created, the computer slices the model into layers, the computer tells the printer where to push out the material

• the computer tells the printer where to push out the material, the computer creates a digital model, a blueprint drawing is created, the computer slices the model into layers

• a blueprint drawing is created, the computer creates a digital model, the computer slices the model into layers, the computer tells the printer where to push out the material

• the computer slices the model into layers, a blueprint drawing is created, the computer creates a digital model, the computer tells the printer where to push out the material

For what does the 3D printing technique known as "fdm" stand? (Video 2)

• fusion depletion molding

• fusion deposition modeling

• functional direct modeling

• free diminished modeling

What is the name of the solid material that goes into one end of the printer in FDM 3D printing? (Video 2)

• piping

• elastic

• glue

• filament

Which type of 3D printing basically uses light to grow objects out of a puddle of goo? (Video 2)

• FDM

• Laser Centering

• SLA

• PolyJet

Which type of 3D printing does SpaceX use to 3D print its super Draco rocket engine? (Video 2)

• Laser Centering

• FDM

• PolyJet

• SLA

Which 3D printing technique squirts out tiny droplets of photoreactive resin onto a build surface? (Video 2)

• SLA

• PolyJet

• FDM

• Laser Centering