While riding on an elevator descending with a constant speed of 2.6 m/s , you accidentally drop a book from under your arm. Part A How long does it take for the book to reach the elevator floor, 1.0 m below your arm? Express your answer using two significant figures. t = s You have already submitted this answer. Enter a new answer. No credit lost. Try again. Previous AnswersRequest Answer Part B What is the book's speed relative to you when it hits the elevator floor? Express your answer using two significant figures.