A1.3 cm × 1.3 cm × 1.3 cm box with its edges aligned with the xyz-axes is in the electric field e⃗ =(350x+120)i^n/c, where x is in meters

Waves are used in many practical applications to support work, entertainment, and health. one example is the use of ultrasound imaging to safely track the development of a growing fetus. what is a specific example of a practical application of waves in medicine, entertainment, safety, or other fields? provide a brief explanation of how the properties of waves are useful to that application.