Which of the following statements about time and moment, displacement and distance is correct_______
A. The time from the end of 5s to the beginning of 6s is 1s
B. A moment is a short time
C. For an object moving in a straight line, the displacement and the distance are always equal
D. The magnitude of the object displacement is always less than or equal to the distance
Answer:D
Which of the following statements about time and moment, displacement and distance is correct_______
A. The time from the end of 5s to the beginning of 6s is 1s B. A moment is a short time C. For an object moving in a straight line, the displacement and the distance are always equal D. The magnitude of the object displacement is always less than or equal to the distance