Question

Fill in the blanks.
(a) If a ball is released from the terrace of a building, it comes down in ........... motion. On the other hand, it reaches the ground in ........... motion if it is thrown with force away from the terrace in a direction parallel to the terrace.
(b) The motion of an aeroplane on the runway before take-off is.......... .
(c) The kite looking for its prey flies with .......... motion in the sky.
(d) Children sitting in a rotating giant wheel have ........... motion, while those sitting in a merry-go-round have a ........... motion.
(Linear, non-linear, circular, uniform linear, non-uniform linear, uniform circular, non-uniform circular, random)

Answer 1

(a) If a ball is released from the terrace of a building, it comes down in non-uniform linear motion. On the other hand, it reaches the ground in non-linear motion if it is thrown with force away from the terrace in a direction parallel to the terrace.
(b) The motion of an aeroplane on the runway before take-off is non-uniform linear motion .
(c) The kite looking for its prey flies with random motion in the sky.
(d) Children sitting in a rotating giant wheel have non-uniform circular motion, while those sitting in a merry-go-round have a uniform circular motion.