Full marks: Disha study Time:1hr 1. The distance between Delhi and Mumbai is usually expressed in units of (a) decametre (b) metre (c) centimetre (d) kilometer 2. 2. Which of the following does not express a time interval? (a) A day (b) A second (c) A school period (d) Time of the first bell in the school 3. 10. Correct the following. (i) The motion of a swing is an example of rectilinear motion. (ii) 1m = 1000 cm 4. 11. Fill in the blanks (i) Motion of an object or a part of it around a fixed point is known as ................ motion. (ii) A body repeating its motion after certain interval of time is in ........... motion. ...