Examlex
Find the value of the expression.
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Sound Waves
Audible disturbances that propagate through the air or other materials and are perceivable when they arrive at the ear of a human or animal.
Sense Organs
Organs that receive stimuli (like the eyes, ears, nose, tongue, and skin) and send information to the brain via the nervous system to be interpreted.
Lens Flexibility
Lens flexibility refers to the capacity of the eye's lens to change shape to focus on objects at various distances, crucial for sharp vision.
Visual Acuity
The clarity or sharpness of vision, a measure of how well a person can see details at a distance.
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