Induced movement is an optical illusion, that is, the observer perceives that an object is moving, but in fact, the object does not undergo spatial shift, but it is only because the movement of other objects makes the observed object appear to be moving. According to the above definitions, Which of the following are induced sports:. ['Looking up at the sky on a moonless night, I feel like the stars are moving.', 'Wonderful movies in the cinema.', 'The moon travels behind clouds.', 'After watching a fast-moving train, you will feel that nearby trees are moving in the opposite direction.']