PREP4 U20L2

Which of the following can be described as an "optical illusion"?

• A real object in the distance

• A misleading image that tricks the eye

• A colorful painting on a wall

• A natural landscape view

The artist used a unique ______ to create a 3-D effect on the pavement.

• portrait

• pattern

• crossing

• angle

In ancient Greece, people used art to create illusions that could ______ the brain.

• encourage

• appear

• trick

• escape

The Ancient Greeks are known for their contributions to the development of ______.

• illusion

• brain

• 3-D tiles

• the art of the masters

The street artist painted a ______ on the pavement that looked like a waterfall.

• pedestrian crossing

• three-dimensional drawing

• two-dimensional portrait

• tile pattern

The art piece's ______ was so realistic that people felt they could fall into it.

• enemy

• appearance

• explanation

• brain

People need to ______ when crossing a busy road.

• stay alive

• pay attention to

• lose concentration

• appear

Ancient soldiers needed to stay aware of their ______ to survive.

• enemies

• pedestrians

• angles

• tiles

The artist encouraged viewers to ______ the hidden details in his work.

• lose concentration

• escape

• concentrate on

• explain

The ______ of a painting can change depending on the angle.

• illusion

• effect

• appearance

• pedestrian