Primer and paint application in 3D Printing - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the sentence to describe the first step before painting a 3D print.

3D Printing

Before painting a 3D print, it is important to apply a [1] to ensure paint adhesion.

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

Aglue

Bprimer

Cvarnish

Dsealant

Attempts:

3 left

💡 Hint

Common Mistakes

Skipping primer and painting directly on the print.

Using varnish instead of primer first.

Primer is applied first to create a smooth surface and help paint stick better to the 3D print.

2fill in blank

medium

Complete the sentence about surface preparation before primer application.

3D Printing

To get the best results, the 3D print surface should be [1] before applying primer.

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

Acooled

Bpainted

Cheated

Dsanded

Attempts:

3 left

💡 Hint

Common Mistakes

Not sanding and applying primer on a rough surface.

Heating the print instead of sanding.

Sanding smooths out rough areas and helps the primer stick evenly to the surface.

3fill in blank

hard

Fix the error in the sentence about drying time after primer application.

3D Printing

After applying primer, wait at least [1] minutes before painting to ensure it is dry.

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

A1

B5

C30

D120

Attempts:

3 left

💡 Hint

Common Mistakes

Painting immediately after primer application.

Waiting too long and wasting time.

Waiting about 30 minutes allows the primer to dry properly before painting.

4fill in blank

hard

Fill both blanks to complete the sentence about paint application technique.

3D Printing

Apply paint in [1] coats and allow [2] minutes drying time between coats.

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

Athin

Bthick

C15

D60

Attempts:

3 left

💡 Hint

Common Mistakes

Applying thick coats causing uneven finish.

Not waiting enough time between coats.

Thin coats dry faster and prevent drips. Waiting about 15 minutes between coats helps paint layers bond well.

5fill in blank

hard

Fill all three blanks to complete the dictionary comprehension describing paint steps.

3D Printing

paint_steps = { [1]: [2] for [3] in ['clean', 'prime', 'paint'] }

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

A'step'

B'action'

Cstep

Dsteps

Attempts:

3 left

💡 Hint

Common Mistakes

Using quotes around the variable name in the comprehension.

Mixing up keys and values in the dictionary.

This creates a dictionary named paint_steps where each step name maps to its action.