Use context clues to determine the meaning of the word complex as it is used in “Seeing at the Speed of Sound.” Write your definition of complex here, along with those words or phrases from the text that helped most. Then check a dictionary to confirm your understanding.

Complex means intricate or detailed in the text "Seeing at the Speed of Sound." The phrase "the process is complex" helps to convey that the process of echolocation involves many different components and is not simple or straightforward. A complex process likely involves multiple steps or factors that interact with each other to create a sophisticated system.

Confirming with a dictionary, complex is defined as "consisting of many different and connected parts." This aligns with the understanding derived from the text.