question_answer

Given below are some examples of motion. State in each case, if the motion is one, two or three dimensions: (i) A flying bird in the sky (ii) A football kicked by a player (iii) Earth revolving around the sun (iv) The motion of the bob of a simple pendulum.

Answer:

                (i) A flying bird in the sky is a three dimensional motion, (ii) A football kicked by a player is a two dimensional motion. (iii) Earth revolving around the sun is a two dimensional motion, (iv) The motion of the bob of simple pendulum is one dimensional motion.