When a comet passes near the sun, part of it takes on the appearance of a large, bright ball from which the tail extends. this part is called

Adelivery truck leaves a warehouse and travels 2.60 km north. the truck makes a left turn and travels 1.25 km west before making another right turn to travel 1.40 km north to arrive at its destination. what is the magnitude and direction of the truck's displacement from the warehouse?

Disney, viacom and aol time warner are examples of

Sound is a disturbance that travels through a medium as a