Q1. What is the main difference between 2D and 3D sketches?
Answer: 2D sketches show only height and width, while 3D sketches show depth, making the object appear solid and realistic.

Q2. Why do designers sketch before modeling in software?
Answer: Sketching helps visualize ideas quickly, test proportions, and plan the design before moving to complex 3D modeling.

Q3. What is a vanishing point used for?
Answer: It’s a point on the horizon where parallel lines appear to meet, helping create realistic perspective.

Q4. What shapes can you combine to form a mug in 3D?
Answer: Cylinder (for the body) + torus or curved rectangle (for the handle).

Q5. Why is spatial imagination important for designers?
Answer: It helps them visualize how an object will look, feel, and function in real-world space before building it.