An object moves from point A to point B, which of the following conclusions is correct________
A. The displacement of an object must be equal to the distance
B. The displacement of an object is in the same direction as the path, from A to B
C. The magnitude of the displacement of an object is always less than or equal to its distance
D. The displacement of an object is a straight line, and the distance is a curve
Answer:C
An object moves from point A to point B, which of the following conclusions is correct________
A. The displacement of an object must be equal to the distance B. The displacement of an object is in the same direction as the path, from A to B C. The magnitude of the displacement of an object is always less than or equal to its distance D. The displacement of an object is a straight line, and the distance is a curve