A toy airplane on a string flies around and around making 24 revolutions in a circular path with a radius of 1.8 m and a total flight time of 3 minutes. Find the speed of the plane and its centripetal acceleration.

Which quantities are scalars? choose all that apply a.distance b.speed c. acceleration d.velocity

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.

What’s #16 asking me and how do i solve it?