What is 3D printing?

• 3D printing is a method of painting objects in three dimensions.

• 3D printing is a process of creating three-dimensional objects from digital files by adding material layer by layer.

• 3D printing involves carving objects from solid blocks of material.

• 3D printing is a technique for creating two-dimensional images on paper.

Name one application of 3D printing.

• Creating toys

• Building models for architecture

• Custom prosthetics

• Manufacturing car parts

What software is commonly used for 3D design?

• Adobe Photoshop

• TinkerCAD

• Microsoft Word

• CorelDRAW

What is TinkerCAD used for?

• TinkerCAD is used for photo editing.

• TinkerCAD is used for 3D modeling and design.

• TinkerCAD is used for video editing.

• TinkerCAD is used for web development.

How do you create a 3D object in TinkerCAD?

• Import a 3D model from an external source.

• Use the sculpting tool to carve shapes from a block.

• Drag and drop shapes onto the workplane to create a 3D object.

• Select a color to paint an existing object.

What does extruding mean in 3D design?

• Creating a 2D image from a 3D model.

• Extruding means extending a 2D shape into a 3D object by adding depth.

• Applying a texture to a 3D surface.

• Slicing a 3D object into multiple parts.

How can you change the size of an object in TinkerCAD?

• Select the object and drag the white handles or enter dimensions in the properties panel.

• Use the color picker to change the size of the object.

• Right-click the object and select 'Resize' from the menu.

• Select the object and press the 'Delete' key to resize it.

What is the shortcut key for grouping objects in TinkerCAD?

• Ctrl + A

• Shift + G

• Ctrl + G

• Alt + G

What is the shortcut key for ungrouping objects in TinkerCAD?

• Ctrl + Shift + G (Windows) / Cmd + Shift + G (Mac)

• Ctrl + Alt + G (Windows) / Cmd + Option + G (Mac)

• Alt + Shift + G (Windows) / Option + Shift + G (Mac)

• Ctrl + G (Windows) / Cmd + G (Mac)

How can you move an object in TinkerCAD?

• Click and drag the object or use arrow keys to move it.

• Use the 'Shift' key to lift the object off the ground.

• Right-click to move the object.

• Rotate the object using the mouse wheel.