An airplane is flying on a course of 45° at 400 mph. A 70 mph wind coming from the east. What is the speed of the plane? A. 354 mi/hr
B. 452 mi/hr
C. 400 mi/hr

The dot diagram represents the motion of the motorcycle as it moves from left to right

Ways that industry and agriculture use physical properties to separate substances

In a system with only a single force acting upon a body, what is the relationship between the change in kinetic energy and the work done by the force? answers: work is equal to the change in kinetic energy.work depends on the square of the change in potential energy.work is equal to the negative of the change in kinetic energy.work is equal to the square of the change in kinetic energy