Velocity example, a car moving at a constant 20 kilometres per hour in a circular path has a constant speed, but does not have a constant velocity because its direction changes. Hence, the car is considered to be undergoing an acceleration. Speed describes only how fast an object is moving, whereas velocity gives both how fast it is and in which direction the object is moving. If a car is said to travel at 60 km/h, its speed has been specified. However, if the car is said to move at 60 km/h to the north, its velocity has now been specified.
Be Careful What You Wish For (Archer novel) Be Careful What You Wish For (Archer novel) Be Careful What You Wish For is the fourth novel in Jeffrey Archer's Clifton Chronicles. It was published on 13 March 2014. "Be Careful What You Wish For" follows the Barrington-Clifton family during the years 1957 to 1964, when Emma Barrington Clifton seeks to take control of her family shipping business and must deal with conspiracies and sabotage, opening with Harry Clifton and his wife Emma rushing to hospital to learn the fate of their son Sebastian, who has been involved in a fatal car accident. When she visits the morgue to