SLS (Selective Laser Sintering) overview in 3D Printing - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the sentence to describe what SLS stands for.

3D Printing

SLS stands for Selective Laser [1].

Drag options to blanks, or click blank then click option'

AShaping

BSintering

CScanning

DSculpting

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing 'Sculpting' because it sounds artistic.

Confusing with 'Scanning' which is a different process.

SLS means Selective Laser Sintering, a 3D printing method that uses a laser to fuse powder particles.

2fill in blank

medium

Complete the sentence to explain the main material used in SLS.

3D Printing

SLS mainly uses powdered [1] to build objects layer by layer.

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Ametal

Bwood

Cplastic

Dglass

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing metal because it sounds strong.

Choosing wood or glass which are not typical SLS powders.

SLS commonly uses powdered plastic materials, like nylon, which the laser fuses to create solid parts.

3fill in blank

hard

Fix the error in the description of how SLS works.

3D Printing

In SLS, a [1] melts the powder to form solid layers.

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Acutter

Bprinter

Cscanner

Dlaser

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing 'printer' because it sounds like printing.

Choosing 'scanner' or 'cutter' which are unrelated.

The laser is the tool that melts the powder in SLS, not a printer or cutter.

4fill in blank

hard

Fill both blanks to describe the SLS printing process.

3D Printing

The laser [1] the powder, and the build platform [2] down layer by layer.

Drag options to blanks, or click blank then click option'

Afuses

Bmelts

Cmoves

Dlowers

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'melts' for the laser is close but 'fuses' is more accurate.

Confusing platform movement with 'moves' instead of 'lowers'.

The laser fuses the powder particles, and the build platform lowers to add new layers.

5fill in blank

hard

Fill all three blanks to complete the dictionary comprehension describing SLS features.

3D Printing

features = { [1]: [2] for [3] in ['speed', 'accuracy', 'material'] }

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A'SLS'

B'high'

Cfeature

D'quality'

Attempts:

3 left

💡 Hint

Common Mistakes

Mixing up keys and values in the dictionary comprehension.

Using the string 'SLS' as the key variable instead of a variable name.

This creates a dictionary {'speed': 'high', 'accuracy': 'high', 'material': 'high'} describing SLS features.