Complete the following table.

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.

By what factor does the drag force on a car increase as it goes from 65 to 110 km/h?

An object is kept at 45 m high and how much time will it take to reach the ground