What is a limitation of 3D Printing?

It takes too long and has size limits

What allows you to raise an object in Tinkercad?

Black cone handle above the object

What is the purpose of a slicer software in 3D printing?

To slice the 3D model into thin layers for printing

To convert 2D images into 3D models

To create support structures for overhangs

To add textures and colors to the 3D model

Which of the following is not a common type of 3D printing technology?

CNC (Computer Numerical Control)

FDM (Fused Deposition Modeling)

SLS (Selective Laser Sintering)

What is the purpose of the build plate in a 3D printer?

To provide a stable base for printing

To cool down the printed object

To control the temperature inside the printer

Which of the following materials is not commonly used in FDM 3D printing?

ABS (Acrylonitrile Butadiene Styrene)

What does the term "overhang" refer to in 3D printing?

A feature of the 3D model that extends beyond the print bed

A defect caused by improper filament feeding

A type of support structure used for intricate designs

A layer separation issue during printing

What does the term "infill" refer to in 3D printing?

The internal structure of the printed object

The density of the printed object

The amount of support material used

The speed of the printing process

What does the term "bed leveling" refer to in 3D printing?

Adjusting the height of the build plate to ensure proper adhesion

Calibrating the extruder temperature for optimal printing

Checking the alignment of the print head with the build plate

Optimizing the speed of the printing process

What is the primary advantage of using dual extruders in 3D printing?

Ability to print with multiple materials or colors simultaneously

What is one benefit of using 3D modeling to design an object for your school, home, or community?

It allows you to create a prototype and visualize the model before building it.

It makes objects heavier and harder to use.

It limits the features you can include in your design.

It prevents you from solving real-world problems.

Robotics 4th 9 weeks Exam

Authored by Thomas Thompson

Science

7th Grade

NGSS covered

Used 10+ times

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45 questions

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MULTIPLE CHOICE QUESTION

30 sec • 2 pts

______________ is a free, accessible, and powerful 3D design application made by Autodesk.

SketchUp

Blender

Tinkercad

Maya

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

In TinkerCAD, how do you subtract material from a shape, or make a hole?

Use the Erase tool

Change the shape color to white

Set the shape to “Hole” and group it with another

Draw over it

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

How do you select more than one object?

Double click on one object

Click each object one at a time

Drag a selection box or hold Shift while clicking

Use the Zoom tool

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

What is the correct name for the tube shape?

Cylinder

Ring

Pipe

Torus

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

What is the shortcut for Undo on the Keyboard?

Ctrl + S

Ctrl + Z

Ctrl + X

Ctrl + P

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

In TinkerCAD this image is for:

Sort

Group

Delete

Paste

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

What is the keyboard shortcut for Copy?

Ctrl + V

Ctrl + P

Ctrl + C

Ctrl + X

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Robotics 4th 9 weeks Exam

______________ is a free, accessible, and powerful 3D design application made by Autodesk.

In TinkerCAD, how do you subtract material from a shape, or make a hole?

How do you select more than one object?

What is the correct name for the tube shape?

What is the shortcut for Undo on the Keyboard?

In TinkerCAD this image is for:

What is the keyboard shortcut for Copy?

In TinkerCAD this image is for:

What tool would you use to center objects perfectly?

C.A.D. is short for ___________.

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