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

Complete the sentence to describe how light behaves as it relates to its nature (waves or particles). light travels as blank and interacts with matter as blank

Using a pedometer, you walk 3000 steps in 20 minutes, so your speed is 150 steps/min. each of your steps is 0.7 m long. what is your speed? 150 steps/min=/s=/h

For which pair of objects would adding the same a