Imagine that a runway is built around the equator, many decades from now. A fast moving vehicle moves on the runway with such a high speed that it returns to its starting point after 24 hours. i) Determine the speed of the vehicle relative to the runway. ii) Determine the acceleration of the vehicle if it is revolving the Earth in the same sense as the Earth's rotation (1) (2) in the opposite sense as the Earth's rotation. (2 marks)