In which sound wave application are sound waves absorbed?
- echolocation
- ultrasonic cleaners
- ultrasound imaging

An aircraft performs a maneuver called an "aileron roll." during this maneuver, the plane turns like a screw as it maintains a straight flight path, which sets the wings in circular motion. if it takes it 35 s to complete the circle and the wingspan of the plane is 11 m, what is the acceleration of the wing tip

The of a machine determines its "usefulness." a. input force b. output force c. mechanical advantage

Jackson is designing a new heater, and he wants to experiment with different thermally conductive materials. which of these materials would be useful in conducting heat?