Which artist is known as a pioneer of Op Art and created the famous work "Zebra"?

• Pablo Picasso

• Victor Vasarely

• Salvador Dalí

• Jackson Pollock

What is the primary visual effect used in basic optical illusions?

• Color contrast

• Motion blur

• Depth perception

• Visual distortion

Which element of art is primarily concerned with the outline or contour of an object?

• Texture

• Line

• Form

• Space

In art, what term describes the suggestion of motion or action?

• Balance

• Movement

• Harmony

• Proportion

Which color scheme is most commonly used in Op Art to create visual effects?

• Monochromatic

• Complementary

• Analogous

• Triadic

During which decade did the Op Art movement gain significant popularity?

• 1920s

• 1940s

• 1960s

• 1980s

Which Op Art artist is known for the work "Movement in Squares"?

• Bridget Riley

• Andy Warhol

• Henri Matisse

• Wassily Kandinsky

What is the term for a shape that is defined by its outline and is two-dimensional?

• Form

• Shape

• Texture

• Value

Which of the following is a common technique used in Op Art to create the illusion of movement?

• Blurring

• Repetition of lines

• Use of gradients

• Overlapping shapes

What historical art movement is considered a precursor to Op Art due to its focus on geometric abstraction?

• Impressionism

• Cubism

• Surrealism

• Baroque