Ii) the distance travelled by an object in time
(100 + 1) s is (5.2 + 0.1) m. what is the
speed and it's error?
ans: 0.052 ms-l, + 0.029 ms'

Zamir and talia raced through a maze. zamir walked 2 m north, 2 m east, 4 m south, 2 m east, 4 m north, 2 m east, 3 m south, 4 m east and 4 m north. talia walked 2 m north, 6 m east, 3 m south, 4 m east, and 4 m north. compare their displacements: zamir's displacement is talia's displacement.