question_answer 8)

Fill in the blanks: (a) One metre is ...... cm. (b) Five kilometre is ...... m. (c) Motion of a child on a swing is .......... (d) Motion of the needle of a sewing machine is ....... (e) Motion of a wheel of a bicycle is .......

Answer:

(a) 100 (b) 5000 \[\text{ }\!\![\!\!\text{ }\because \text{1km =1000m }\!\!]\!\!\text{ }\] (c) periodic motion (d) periodic motion (e) circular motion