if we model a blade as a point mass at the midpoint of the blade, what is the inward force necessary to provide each blades centripetal acceleration

What is the most useful equation for electric power?

Which of the following is an example of motion in two dimensions?

What would people living along the coast in south florida do if there was a hurricane warning? move to locations away from the water flock along coasts to watch the natural phenomenon buy instruments to predict the exact location of the hurricane measure water levels to know the exact time of the hurricane