What is the average velocity in m/y of a tectonic plate that has traveled 9000 km to the south in 60 million years

Energy is the ability to do work which measures what

Which car has the most kinetic energy? a. a car of mass 1000 kg with a speed of 3 m/s b. a car of mass 2000 kg with speed 7 m/s c. a car of mass 1000 kg with speed 7 m/s d. a car of mass 2000 kg with speed 3 m/s

We put a force of 50n on an object and the acceleration is 100 m/s². what is the mass of the object?